Home / 731,966.18-1,010,113.20-409,676.27

Finding the Fourth Proportional to 731,966.18, 1,010,113.20 and 409,676.27

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Solution

The fourth proportional to 731,966.18, 1,010,113.20 and 409,676.27 is: 565,353.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,966.18 : 1,010,113.20 = 409,676.27 : x
  2. Step 2: Convert to fraction form
    731,966.18/1,010,113.20 = 409,676.27/x
  3. Step 3: Cross multiply
    731,966.18x = 1,010,113.20 × 409,676.27
  4. Step 4: Simplify right side
    731,966.18x = 413,819,403,003.20
  5. Step 5: Solve for x
    x = 413,819,403,003.20/731,966.18
  6. Step 6: Final answer
    x = 565,353.18

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Half scale
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Double scale
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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.