Home / 906,571.50-1,251,096.15-498,652.38

Finding the Fourth Proportional to 906,571.50, 1,251,096.15 and 498,652.38

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Solution

The fourth proportional to 906,571.50, 1,251,096.15 and 498,652.38 is: 688,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,571.50 : 1,251,096.15 = 498,652.38 : x
  2. Step 2: Convert to fraction form
    906,571.50/1,251,096.15 = 498,652.38/x
  3. Step 3: Cross multiply
    906,571.50x = 1,251,096.15 × 498,652.38
  4. Step 4: Simplify right side
    906,571.50x = 623,862,072,806.34
  5. Step 5: Solve for x
    x = 623,862,072,806.34/906,571.50
  6. Step 6: Final answer
    x = 688,155.40

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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.