Home / 971,627.91-1,340,848.31-541,935.74

Finding the Fourth Proportional to 971,627.91, 1,340,848.31 and 541,935.74

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Solution

The fourth proportional to 971,627.91, 1,340,848.31 and 541,935.74 is: 747,872.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,627.91 : 1,340,848.31 = 541,935.74 : x
  2. Step 2: Convert to fraction form
    971,627.91/1,340,848.31 = 541,935.74/x
  3. Step 3: Cross multiply
    971,627.91x = 1,340,848.31 × 541,935.74
  4. Step 4: Simplify right side
    971,627.91x = 726,653,611,693.68
  5. Step 5: Solve for x
    x = 726,653,611,693.68/971,627.91
  6. Step 6: Final answer
    x = 747,872.31

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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.