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Finding the Fourth Proportional to 581,649.30, 872,472.33 and 182,291.76

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Solution

The fourth proportional to 581,649.30, 872,472.33 and 182,291.76 is: 273,437.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,649.30 : 872,472.33 = 182,291.76 : x
  2. Step 2: Convert to fraction form
    581,649.30/872,472.33 = 182,291.76/x
  3. Step 3: Cross multiply
    581,649.30x = 872,472.33 × 182,291.76
  4. Step 4: Simplify right side
    581,649.30x = 159,044,516,587.00
  5. Step 5: Solve for x
    x = 159,044,516,587.00/581,649.30
  6. Step 6: Final answer
    x = 273,437.13

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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.