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Finding the Fourth Proportional to 606,908.70, 910,691.10 and 270,001.35

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Solution

The fourth proportional to 606,908.70, 910,691.10 and 270,001.35 is: 405,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,908.70 : 910,691.10 = 270,001.35 : x
  2. Step 2: Convert to fraction form
    606,908.70/910,691.10 = 270,001.35/x
  3. Step 3: Cross multiply
    606,908.70x = 910,691.10 × 270,001.35
  4. Step 4: Simplify right side
    606,908.70x = 245,887,826,432.99
  5. Step 5: Solve for x
    x = 245,887,826,432.99/606,908.70
  6. Step 6: Final answer
    x = 405,147.97

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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.