Home / 755,609.60-1,132,888.32-334,657.28

Finding the Fourth Proportional to 755,609.60, 1,132,888.32 and 334,657.28

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Solution

The fourth proportional to 755,609.60, 1,132,888.32 and 334,657.28 is: 501,752.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,609.60 : 1,132,888.32 = 334,657.28 : x
  2. Step 2: Convert to fraction form
    755,609.60/1,132,888.32 = 334,657.28/x
  3. Step 3: Cross multiply
    755,609.60x = 1,132,888.32 × 334,657.28
  4. Step 4: Simplify right side
    755,609.60x = 379,129,323,714.97
  5. Step 5: Solve for x
    x = 379,129,323,714.97/755,609.60
  6. Step 6: Final answer
    x = 501,752.92

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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.