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Finding the Fourth Proportional to 344,306.45, 516,489.44 and 94,988.45

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Solution

The fourth proportional to 344,306.45, 516,489.44 and 94,988.45 is: 142,490.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,306.45 : 516,489.44 = 94,988.45 : x
  2. Step 2: Convert to fraction form
    344,306.45/516,489.44 = 94,988.45/x
  3. Step 3: Cross multiply
    344,306.45x = 516,489.44 × 94,988.45
  4. Step 4: Simplify right side
    344,306.45x = 49,060,531,346.97
  5. Step 5: Solve for x
    x = 49,060,531,346.97/344,306.45
  6. Step 6: Final answer
    x = 142,490.89

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1.5x scale

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.