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Finding the Fourth Proportional to 534,151, 800,074.62 and 502,745.68

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Solution

The fourth proportional to 534,151, 800,074.62 and 502,745.68 is: 753,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,151 : 800,074.62 = 502,745.68 : x
  2. Step 2: Convert to fraction form
    534,151/800,074.62 = 502,745.68/x
  3. Step 3: Cross multiply
    534,151x = 800,074.62 × 502,745.68
  4. Step 4: Simplify right side
    534,151x = 402,234,058,882.64
  5. Step 5: Solve for x
    x = 402,234,058,882.64/534,151
  6. Step 6: Final answer
    x = 753,034.36

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1.5x scale

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.