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Finding the Fourth Proportional to 606,901.90, 910,024.80 and 251,951.80

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Solution

The fourth proportional to 606,901.90, 910,024.80 and 251,951.80 is: 377,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,901.90 : 910,024.80 = 251,951.80 : x
  2. Step 2: Convert to fraction form
    606,901.90/910,024.80 = 251,951.80/x
  3. Step 3: Cross multiply
    606,901.90x = 910,024.80 × 251,951.80
  4. Step 4: Simplify right side
    606,901.90x = 229,282,386,404.64
  5. Step 5: Solve for x
    x = 229,282,386,404.64/606,901.90
  6. Step 6: Final answer
    x = 377,791.51

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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.