Home / 614,731.38-921,875.25-259,772.82

Finding the Fourth Proportional to 614,731.38, 921,875.25 and 259,772.82

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Solution

The fourth proportional to 614,731.38, 921,875.25 and 259,772.82 is: 389,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,731.38 : 921,875.25 = 259,772.82 : x
  2. Step 2: Convert to fraction form
    614,731.38/921,875.25 = 259,772.82/x
  3. Step 3: Cross multiply
    614,731.38x = 921,875.25 × 259,772.82
  4. Step 4: Simplify right side
    614,731.38x = 239,478,133,380.71
  5. Step 5: Solve for x
    x = 239,478,133,380.71/614,731.38
  6. Step 6: Final answer
    x = 389,565.49

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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.