Home / 560,829.76-773,934.72-319,107.04

Finding the Fourth Proportional to 560,829.76, 773,934.72 and 319,107.04

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Solution

The fourth proportional to 560,829.76, 773,934.72 and 319,107.04 is: 440,361.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,829.76 : 773,934.72 = 319,107.04 : x
  2. Step 2: Convert to fraction form
    560,829.76/773,934.72 = 319,107.04/x
  3. Step 3: Cross multiply
    560,829.76x = 773,934.72 × 319,107.04
  4. Step 4: Simplify right side
    560,829.76x = 246,968,017,652.43
  5. Step 5: Solve for x
    x = 246,968,017,652.43/560,829.76
  6. Step 6: Final answer
    x = 440,361.83

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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.