Home / 955,897.25-1,434,842.28-423,791.96

Finding the Fourth Proportional to 955,897.25, 1,434,842.28 and 423,791.96

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Solution

The fourth proportional to 955,897.25, 1,434,842.28 and 423,791.96 is: 636,129.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,897.25 : 1,434,842.28 = 423,791.96 : x
  2. Step 2: Convert to fraction form
    955,897.25/1,434,842.28 = 423,791.96/x
  3. Step 3: Cross multiply
    955,897.25x = 1,434,842.28 × 423,791.96
  4. Step 4: Simplify right side
    955,897.25x = 608,074,614,957.86
  5. Step 5: Solve for x
    x = 608,074,614,957.86/955,897.25
  6. Step 6: Final answer
    x = 636,129.69

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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.