Home / 497,026.38-745,564.18-142,092.74

Finding the Fourth Proportional to 497,026.38, 745,564.18 and 142,092.74

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Solution

The fourth proportional to 497,026.38, 745,564.18 and 142,092.74 is: 213,146.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,026.38 : 745,564.18 = 142,092.74 : x
  2. Step 2: Convert to fraction form
    497,026.38/745,564.18 = 142,092.74/x
  3. Step 3: Cross multiply
    497,026.38x = 745,564.18 × 142,092.74
  4. Step 4: Simplify right side
    497,026.38x = 105,939,257,182.05
  5. Step 5: Solve for x
    x = 105,939,257,182.05/497,026.38
  6. Step 6: Final answer
    x = 213,146.15

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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.