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Finding the Fourth Proportional to 503,507.70, 755,188.65 and 148,504.14

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Solution

The fourth proportional to 503,507.70, 755,188.65 and 148,504.14 is: 222,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,507.70 : 755,188.65 = 148,504.14 : x
  2. Step 2: Convert to fraction form
    503,507.70/755,188.65 = 148,504.14/x
  3. Step 3: Cross multiply
    503,507.70x = 755,188.65 × 148,504.14
  4. Step 4: Simplify right side
    503,507.70x = 112,148,641,006.01
  5. Step 5: Solve for x
    x = 112,148,641,006.01/503,507.70
  6. Step 6: Final answer
    x = 222,734.71

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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.