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Finding the Fourth Proportional to 425,440.26, 587,111.58 and 234,460.62

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Solution

The fourth proportional to 425,440.26, 587,111.58 and 234,460.62 is: 323,557.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,440.26 : 587,111.58 = 234,460.62 : x
  2. Step 2: Convert to fraction form
    425,440.26/587,111.58 = 234,460.62/x
  3. Step 3: Cross multiply
    425,440.26x = 587,111.58 × 234,460.62
  4. Step 4: Simplify right side
    425,440.26x = 137,654,545,055.98
  5. Step 5: Solve for x
    x = 137,654,545,055.98/425,440.26
  6. Step 6: Final answer
    x = 323,557.87

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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.