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Finding the Fourth Proportional to 544,927.70, 817,294.35 and 344,890.10

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Solution

The fourth proportional to 544,927.70, 817,294.35 and 344,890.10 is: 517,273.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,927.70 : 817,294.35 = 344,890.10 : x
  2. Step 2: Convert to fraction form
    544,927.70/817,294.35 = 344,890.10/x
  3. Step 3: Cross multiply
    544,927.70x = 817,294.35 × 344,890.10
  4. Step 4: Simplify right side
    544,927.70x = 281,876,730,100.94
  5. Step 5: Solve for x
    x = 281,876,730,100.94/544,927.70
  6. Step 6: Final answer
    x = 517,273.63

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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.