Home / 765,096.98-1,055,791.52-425,543.36

Finding the Fourth Proportional to 765,096.98, 1,055,791.52 and 425,543.36

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Solution

The fourth proportional to 765,096.98, 1,055,791.52 and 425,543.36 is: 587,226.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,096.98 : 1,055,791.52 = 425,543.36 : x
  2. Step 2: Convert to fraction form
    765,096.98/1,055,791.52 = 425,543.36/x
  3. Step 3: Cross multiply
    765,096.98x = 1,055,791.52 × 425,543.36
  4. Step 4: Simplify right side
    765,096.98x = 449,285,070,880.31
  5. Step 5: Solve for x
    x = 449,285,070,880.31/765,096.98
  6. Step 6: Final answer
    x = 587,226.30

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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.