Home / 755,104.08-1,042,043.04-415,572.60

Finding the Fourth Proportional to 755,104.08, 1,042,043.04 and 415,572.60

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Solution

The fourth proportional to 755,104.08, 1,042,043.04 and 415,572.60 is: 573,489.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,104.08 : 1,042,043.04 = 415,572.60 : x
  2. Step 2: Convert to fraction form
    755,104.08/1,042,043.04 = 415,572.60/x
  3. Step 3: Cross multiply
    755,104.08x = 1,042,043.04 × 415,572.60
  4. Step 4: Simplify right side
    755,104.08x = 433,044,535,444.70
  5. Step 5: Solve for x
    x = 433,044,535,444.70/755,104.08
  6. Step 6: Final answer
    x = 573,489.86

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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.