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Finding the Fourth Proportional to 508,511.97, 701,700.13 and 301,744.73

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Solution

The fourth proportional to 508,511.97, 701,700.13 and 301,744.73 is: 416,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,511.97 : 701,700.13 = 301,744.73 : x
  2. Step 2: Convert to fraction form
    508,511.97/701,700.13 = 301,744.73/x
  3. Step 3: Cross multiply
    508,511.97x = 701,700.13 × 301,744.73
  4. Step 4: Simplify right side
    508,511.97x = 211,734,316,267.82
  5. Step 5: Solve for x
    x = 211,734,316,267.82/508,511.97
  6. Step 6: Final answer
    x = 416,380.20

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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.