Home / 935,998.40-1,403,997.60-375,435.20

Finding the Fourth Proportional to 935,998.40, 1,403,997.60 and 375,435.20

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Solution

The fourth proportional to 935,998.40, 1,403,997.60 and 375,435.20 is: 563,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,998.40 : 1,403,997.60 = 375,435.20 : x
  2. Step 2: Convert to fraction form
    935,998.40/1,403,997.60 = 375,435.20/x
  3. Step 3: Cross multiply
    935,998.40x = 1,403,997.60 × 375,435.20
  4. Step 4: Simplify right side
    935,998.40x = 527,110,119,755.52
  5. Step 5: Solve for x
    x = 527,110,119,755.52/935,998.40
  6. Step 6: Final answer
    x = 563,152.80

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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.