Home / 798,796.80-1,102,374.72-459,377.28

Finding the Fourth Proportional to 798,796.80, 1,102,374.72 and 459,377.28

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Solution

The fourth proportional to 798,796.80, 1,102,374.72 and 459,377.28 is: 633,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,796.80 : 1,102,374.72 = 459,377.28 : x
  2. Step 2: Convert to fraction form
    798,796.80/1,102,374.72 = 459,377.28/x
  3. Step 3: Cross multiply
    798,796.80x = 1,102,374.72 × 459,377.28
  4. Step 4: Simplify right side
    798,796.80x = 506,405,900,414.36
  5. Step 5: Solve for x
    x = 506,405,900,414.36/798,796.80
  6. Step 6: Final answer
    x = 633,960.85

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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.