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Finding the Fourth Proportional to 524,141.73, 722,314.89 and 451,521.79

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Solution

The fourth proportional to 524,141.73, 722,314.89 and 451,521.79 is: 622,238.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,141.73 : 722,314.89 = 451,521.79 : x
  2. Step 2: Convert to fraction form
    524,141.73/722,314.89 = 451,521.79/x
  3. Step 3: Cross multiply
    524,141.73x = 722,314.89 × 451,521.79
  4. Step 4: Simplify right side
    524,141.73x = 326,140,910,270.67
  5. Step 5: Solve for x
    x = 326,140,910,270.67/524,141.73
  6. Step 6: Final answer
    x = 622,238.02

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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.