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Finding the Fourth Proportional to 564,217.97, 840,462.80 and 533,659.51

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Solution

The fourth proportional to 564,217.97, 840,462.80 and 533,659.51 is: 794,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,217.97 : 840,462.80 = 533,659.51 : x
  2. Step 2: Convert to fraction form
    564,217.97/840,462.80 = 533,659.51/x
  3. Step 3: Cross multiply
    564,217.97x = 840,462.80 × 533,659.51
  4. Step 4: Simplify right side
    564,217.97x = 448,520,959,150.62
  5. Step 5: Solve for x
    x = 448,520,959,150.62/564,217.97
  6. Step 6: Final answer
    x = 794,942.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.