Home / 731,346.30-1,097,019.45-613,248.30

Finding the Fourth Proportional to 731,346.30, 1,097,019.45 and 613,248.30

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Solution

The fourth proportional to 731,346.30, 1,097,019.45 and 613,248.30 is: 919,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,346.30 : 1,097,019.45 = 613,248.30 : x
  2. Step 2: Convert to fraction form
    731,346.30/1,097,019.45 = 613,248.30/x
  3. Step 3: Cross multiply
    731,346.30x = 1,097,019.45 × 613,248.30
  4. Step 4: Simplify right side
    731,346.30x = 672,745,312,779.44
  5. Step 5: Solve for x
    x = 672,745,312,779.44/731,346.30
  6. Step 6: Final answer
    x = 919,872.45

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Half scale
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Double scale
Find fourth proportional to 731,347.30, 1,097,020.95 and 613,249.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.