Home / 994,404.81-1,372,278.65-541,695.81

Finding the Fourth Proportional to 994,404.81, 1,372,278.65 and 541,695.81

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Solution

The fourth proportional to 994,404.81, 1,372,278.65 and 541,695.81 is: 747,540.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,404.81 : 1,372,278.65 = 541,695.81 : x
  2. Step 2: Convert to fraction form
    994,404.81/1,372,278.65 = 541,695.81/x
  3. Step 3: Cross multiply
    994,404.81x = 1,372,278.65 × 541,695.81
  4. Step 4: Simplify right side
    994,404.81x = 743,357,594,857.46
  5. Step 5: Solve for x
    x = 743,357,594,857.46/994,404.81
  6. Step 6: Final answer
    x = 747,540.22

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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.