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Finding the Fourth Proportional to 552,286.98, 762,140.60 and 334,624.52

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Solution

The fourth proportional to 552,286.98, 762,140.60 and 334,624.52 is: 461,772.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,286.98 : 762,140.60 = 334,624.52 : x
  2. Step 2: Convert to fraction form
    552,286.98/762,140.60 = 334,624.52/x
  3. Step 3: Cross multiply
    552,286.98x = 762,140.60 × 334,624.52
  4. Step 4: Simplify right side
    552,286.98x = 255,030,932,447.51
  5. Step 5: Solve for x
    x = 255,030,932,447.51/552,286.98
  6. Step 6: Final answer
    x = 461,772.49

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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.