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Finding the Fourth Proportional to 416,945.58, 625,430.51 and 150,658.89

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Solution

The fourth proportional to 416,945.58, 625,430.51 and 150,658.89 is: 225,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,945.58 : 625,430.51 = 150,658.89 : x
  2. Step 2: Convert to fraction form
    416,945.58/625,430.51 = 150,658.89/x
  3. Step 3: Cross multiply
    416,945.58x = 625,430.51 × 150,658.89
  4. Step 4: Simplify right side
    416,945.58x = 94,226,663,658.23
  5. Step 5: Solve for x
    x = 94,226,663,658.23/416,945.58
  6. Step 6: Final answer
    x = 225,992.72

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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.