Home / 442,162.83-610,011.50-272,101.71

Finding the Fourth Proportional to 442,162.83, 610,011.50 and 272,101.71

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Solution

The fourth proportional to 442,162.83, 610,011.50 and 272,101.71 is: 375,393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,162.83 : 610,011.50 = 272,101.71 : x
  2. Step 2: Convert to fraction form
    442,162.83/610,011.50 = 272,101.71/x
  3. Step 3: Cross multiply
    442,162.83x = 610,011.50 × 272,101.71
  4. Step 4: Simplify right side
    442,162.83x = 165,985,170,909.16
  5. Step 5: Solve for x
    x = 165,985,170,909.16/442,162.83
  6. Step 6: Final answer
    x = 375,393.77

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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.