Home / 829,234.80-1,144,330.20-466,658.55

Finding the Fourth Proportional to 829,234.80, 1,144,330.20 and 466,658.55

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Solution

The fourth proportional to 829,234.80, 1,144,330.20 and 466,658.55 is: 643,981.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,234.80 : 1,144,330.20 = 466,658.55 : x
  2. Step 2: Convert to fraction form
    829,234.80/1,144,330.20 = 466,658.55/x
  3. Step 3: Cross multiply
    829,234.80x = 1,144,330.20 × 466,658.55
  4. Step 4: Simplify right side
    829,234.80x = 534,011,471,853.21
  5. Step 5: Solve for x
    x = 534,011,471,853.21/829,234.80
  6. Step 6: Final answer
    x = 643,981.02

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Double scale
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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.