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Finding the Fourth Proportional to 508,036.60, 701,167.15 and 324,353.64

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Solution

The fourth proportional to 508,036.60, 701,167.15 and 324,353.64 is: 447,656.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,036.60 : 701,167.15 = 324,353.64 : x
  2. Step 2: Convert to fraction form
    508,036.60/701,167.15 = 324,353.64/x
  3. Step 3: Cross multiply
    508,036.60x = 701,167.15 × 324,353.64
  4. Step 4: Simplify right side
    508,036.60x = 227,426,117,350.93
  5. Step 5: Solve for x
    x = 227,426,117,350.93/508,036.60
  6. Step 6: Final answer
    x = 447,656.95

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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.