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Finding the Fourth Proportional to 503,332.38, 755,300.07 and 188,010.90

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Solution

The fourth proportional to 503,332.38, 755,300.07 and 188,010.90 is: 282,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,332.38 : 755,300.07 = 188,010.90 : x
  2. Step 2: Convert to fraction form
    503,332.38/755,300.07 = 188,010.90/x
  3. Step 3: Cross multiply
    503,332.38x = 755,300.07 × 188,010.90
  4. Step 4: Simplify right side
    503,332.38x = 142,004,645,930.76
  5. Step 5: Solve for x
    x = 142,004,645,930.76/503,332.38
  6. Step 6: Final answer
    x = 282,128.97

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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.