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Finding the Fourth Proportional to 544,970.70, 818,838.45 and 484,145.10

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Solution

The fourth proportional to 544,970.70, 818,838.45 and 484,145.10 is: 727,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,970.70 : 818,838.45 = 484,145.10 : x
  2. Step 2: Convert to fraction form
    544,970.70/818,838.45 = 484,145.10/x
  3. Step 3: Cross multiply
    544,970.70x = 818,838.45 × 484,145.10
  4. Step 4: Simplify right side
    544,970.70x = 396,436,623,259.10
  5. Step 5: Solve for x
    x = 396,436,623,259.10/544,970.70
  6. Step 6: Final answer
    x = 727,445.76

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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.