Home / 434,708.40-651,829.32-135,060.24

Finding the Fourth Proportional to 434,708.40, 651,829.32 and 135,060.24

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Solution

The fourth proportional to 434,708.40, 651,829.32 and 135,060.24 is: 202,517.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,708.40 : 651,829.32 = 135,060.24 : x
  2. Step 2: Convert to fraction form
    434,708.40/651,829.32 = 135,060.24/x
  3. Step 3: Cross multiply
    434,708.40x = 651,829.32 × 135,060.24
  4. Step 4: Simplify right side
    434,708.40x = 88,036,224,398.24
  5. Step 5: Solve for x
    x = 88,036,224,398.24/434,708.40
  6. Step 6: Final answer
    x = 202,517.88

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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.