Home / 563,645.86-845,461.67-137,182.41

Finding the Fourth Proportional to 563,645.86, 845,461.67 and 137,182.41

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Solution

The fourth proportional to 563,645.86, 845,461.67 and 137,182.41 is: 205,771.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,645.86 : 845,461.67 = 137,182.41 : x
  2. Step 2: Convert to fraction form
    563,645.86/845,461.67 = 137,182.41/x
  3. Step 3: Cross multiply
    563,645.86x = 845,461.67 × 137,182.41
  4. Step 4: Simplify right side
    563,645.86x = 115,982,468,767.31
  5. Step 5: Solve for x
    x = 115,982,468,767.31/563,645.86
  6. Step 6: Final answer
    x = 205,771.88

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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.