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Finding the Fourth Proportional to 551,098.32, 760,425.12 and 324,713.04

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Solution

The fourth proportional to 551,098.32, 760,425.12 and 324,713.04 is: 448,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,098.32 : 760,425.12 = 324,713.04 : x
  2. Step 2: Convert to fraction form
    551,098.32/760,425.12 = 324,713.04/x
  3. Step 3: Cross multiply
    551,098.32x = 760,425.12 × 324,713.04
  4. Step 4: Simplify right side
    551,098.32x = 246,919,952,407.57
  5. Step 5: Solve for x
    x = 246,919,952,407.57/551,098.32
  6. Step 6: Final answer
    x = 448,050.64

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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.