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Finding the Fourth Proportional to 445,298, 614,550.12 and 244,132.88

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Solution

The fourth proportional to 445,298, 614,550.12 and 244,132.88 is: 336,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,298 : 614,550.12 = 244,132.88 : x
  2. Step 2: Convert to fraction form
    445,298/614,550.12 = 244,132.88/x
  3. Step 3: Cross multiply
    445,298x = 614,550.12 × 244,132.88
  4. Step 4: Simplify right side
    445,298x = 150,031,890,699.95
  5. Step 5: Solve for x
    x = 150,031,890,699.95/445,298
  6. Step 6: Final answer
    x = 336,924.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.