Home / 442,540.29-610,700.00-251,541.21

Finding the Fourth Proportional to 442,540.29, 610,700.00 and 251,541.21

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Solution

The fourth proportional to 442,540.29, 610,700.00 and 251,541.21 is: 347,123.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,540.29 : 610,700.00 = 251,541.21 : x
  2. Step 2: Convert to fraction form
    442,540.29/610,700.00 = 251,541.21/x
  3. Step 3: Cross multiply
    442,540.29x = 610,700.00 × 251,541.21
  4. Step 4: Simplify right side
    442,540.29x = 153,616,215,689.29
  5. Step 5: Solve for x
    x = 153,616,215,689.29/442,540.29
  6. Step 6: Final answer
    x = 347,123.68

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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.