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Finding the Fourth Proportional to 503,106.73, 754,660.10 and 344,855.41

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Solution

The fourth proportional to 503,106.73, 754,660.10 and 344,855.41 is: 517,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,106.73 : 754,660.10 = 344,855.41 : x
  2. Step 2: Convert to fraction form
    503,106.73/754,660.10 = 344,855.41/x
  3. Step 3: Cross multiply
    503,106.73x = 754,660.10 × 344,855.41
  4. Step 4: Simplify right side
    503,106.73x = 260,248,618,196.14
  5. Step 5: Solve for x
    x = 260,248,618,196.14/503,106.73
  6. Step 6: Final answer
    x = 517,283.12

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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.