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Finding the Fourth Proportional to 544,394.60, 751,244.92 and 299,377.30

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Solution

The fourth proportional to 544,394.60, 751,244.92 and 299,377.30 is: 413,129.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,394.60 : 751,244.92 = 299,377.30 : x
  2. Step 2: Convert to fraction form
    544,394.60/751,244.92 = 299,377.30/x
  3. Step 3: Cross multiply
    544,394.60x = 751,244.92 × 299,377.30
  4. Step 4: Simplify right side
    544,394.60x = 224,905,672,413.32
  5. Step 5: Solve for x
    x = 224,905,672,413.32/544,394.60
  6. Step 6: Final answer
    x = 413,129.87

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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.