Home / 731,364.30-1,097,046.45-613,266.30

Finding the Fourth Proportional to 731,364.30, 1,097,046.45 and 613,266.30

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Solution

The fourth proportional to 731,364.30, 1,097,046.45 and 613,266.30 is: 919,899.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,364.30 : 1,097,046.45 = 613,266.30 : x
  2. Step 2: Convert to fraction form
    731,364.30/1,097,046.45 = 613,266.30/x
  3. Step 3: Cross multiply
    731,364.30x = 1,097,046.45 × 613,266.30
  4. Step 4: Simplify right side
    731,364.30x = 672,781,617,319.64
  5. Step 5: Solve for x
    x = 672,781,617,319.64/731,364.30
  6. Step 6: Final answer
    x = 919,899.45

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Double scale
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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.