Home / 425,931.04-587,757.60-234,945.76

Finding the Fourth Proportional to 425,931.04, 587,757.60 and 234,945.76

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Solution

The fourth proportional to 425,931.04, 587,757.60 and 234,945.76 is: 324,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,931.04 : 587,757.60 = 234,945.76 : x
  2. Step 2: Convert to fraction form
    425,931.04/587,757.60 = 234,945.76/x
  3. Step 3: Cross multiply
    425,931.04x = 587,757.60 × 234,945.76
  4. Step 4: Simplify right side
    425,931.04x = 138,091,156,027.78
  5. Step 5: Solve for x
    x = 138,091,156,027.78/425,931.04
  6. Step 6: Final answer
    x = 324,210.13

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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.