Home / 731,543.22-1,009,488.96-409,191.03

Finding the Fourth Proportional to 731,543.22, 1,009,488.96 and 409,191.03

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Solution

The fourth proportional to 731,543.22, 1,009,488.96 and 409,191.03 is: 564,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,543.22 : 1,009,488.96 = 409,191.03 : x
  2. Step 2: Convert to fraction form
    731,543.22/1,009,488.96 = 409,191.03/x
  3. Step 3: Cross multiply
    731,543.22x = 1,009,488.96 × 409,191.03
  4. Step 4: Simplify right side
    731,543.22x = 413,073,827,316.03
  5. Step 5: Solve for x
    x = 413,073,827,316.03/731,543.22
  6. Step 6: Final answer
    x = 564,660.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.