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Finding the Fourth Proportional to 344,368.64, 516,523.80 and 119,671.40

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Solution

The fourth proportional to 344,368.64, 516,523.80 and 119,671.40 is: 179,496.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,368.64 : 516,523.80 = 119,671.40 : x
  2. Step 2: Convert to fraction form
    344,368.64/516,523.80 = 119,671.40/x
  3. Step 3: Cross multiply
    344,368.64x = 516,523.80 × 119,671.40
  4. Step 4: Simplify right side
    344,368.64x = 61,813,126,279.32
  5. Step 5: Solve for x
    x = 61,813,126,279.32/344,368.64
  6. Step 6: Final answer
    x = 179,496.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.