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Finding the Fourth Proportional to 541,007.28, 746,612.04 and 299,285.70

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Solution

The fourth proportional to 541,007.28, 746,612.04 and 299,285.70 is: 413,026.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,007.28 : 746,612.04 = 299,285.70 : x
  2. Step 2: Convert to fraction form
    541,007.28/746,612.04 = 299,285.70/x
  3. Step 3: Cross multiply
    541,007.28x = 746,612.04 × 299,285.70
  4. Step 4: Simplify right side
    541,007.28x = 223,450,307,019.83
  5. Step 5: Solve for x
    x = 223,450,307,019.83/541,007.28
  6. Step 6: Final answer
    x = 413,026.43

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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.