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Finding the Fourth Proportional to 504,063.70, 756,095.55 and 479,569.30

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Solution

The fourth proportional to 504,063.70, 756,095.55 and 479,569.30 is: 719,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,063.70 : 756,095.55 = 479,569.30 : x
  2. Step 2: Convert to fraction form
    504,063.70/756,095.55 = 479,569.30/x
  3. Step 3: Cross multiply
    504,063.70x = 756,095.55 × 479,569.30
  4. Step 4: Simplify right side
    504,063.70x = 362,600,213,646.62
  5. Step 5: Solve for x
    x = 362,600,213,646.62/504,063.70
  6. Step 6: Final answer
    x = 719,353.95

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Similar ratio
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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.