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Finding the Fourth Proportional to 875,793.52, 1,208,594.82 and 473,385.52

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Solution

The fourth proportional to 875,793.52, 1,208,594.82 and 473,385.52 is: 653,271.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,793.52 : 1,208,594.82 = 473,385.52 : x
  2. Step 2: Convert to fraction form
    875,793.52/1,208,594.82 = 473,385.52/x
  3. Step 3: Cross multiply
    875,793.52x = 1,208,594.82 × 473,385.52
  4. Step 4: Simplify right side
    875,793.52x = 572,131,287,335.01
  5. Step 5: Solve for x
    x = 572,131,287,335.01/875,793.52
  6. Step 6: Final answer
    x = 653,271.89

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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.