Home / 501,500.16-752,247.64-122,422.89

Finding the Fourth Proportional to 501,500.16, 752,247.64 and 122,422.89

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Solution

The fourth proportional to 501,500.16, 752,247.64 and 122,422.89 is: 183,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,500.16 : 752,247.64 = 122,422.89 : x
  2. Step 2: Convert to fraction form
    501,500.16/752,247.64 = 122,422.89/x
  3. Step 3: Cross multiply
    501,500.16x = 752,247.64 × 122,422.89
  4. Step 4: Simplify right side
    501,500.16x = 92,092,329,778.42
  5. Step 5: Solve for x
    x = 92,092,329,778.42/501,500.16
  6. Step 6: Final answer
    x = 183,633.70

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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.