Home / 442,005.52-609,967.20-240,801.52

Finding the Fourth Proportional to 442,005.52, 609,967.20 and 240,801.52

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Solution

The fourth proportional to 442,005.52, 609,967.20 and 240,801.52 is: 332,305.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,005.52 : 609,967.20 = 240,801.52 : x
  2. Step 2: Convert to fraction form
    442,005.52/609,967.20 = 240,801.52/x
  3. Step 3: Cross multiply
    442,005.52x = 609,967.20 × 240,801.52
  4. Step 4: Simplify right side
    442,005.52x = 146,881,028,910.14
  5. Step 5: Solve for x
    x = 146,881,028,910.14/442,005.52
  6. Step 6: Final answer
    x = 332,305.87

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1.5x scale

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.