Home / 818,523.92-1,129,575.02-474,385.29

Finding the Fourth Proportional to 818,523.92, 1,129,575.02 and 474,385.29

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Solution

The fourth proportional to 818,523.92, 1,129,575.02 and 474,385.29 is: 654,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,523.92 : 1,129,575.02 = 474,385.29 : x
  2. Step 2: Convert to fraction form
    818,523.92/1,129,575.02 = 474,385.29/x
  3. Step 3: Cross multiply
    818,523.92x = 1,129,575.02 × 474,385.29
  4. Step 4: Simplify right side
    818,523.92x = 535,853,771,067.53
  5. Step 5: Solve for x
    x = 535,853,771,067.53/818,523.92
  6. Step 6: Final answer
    x = 654,658.66

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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.