Home / 575,961.90-863,844.38-155,139.36

Finding the Fourth Proportional to 575,961.90, 863,844.38 and 155,139.36

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Solution

The fourth proportional to 575,961.90, 863,844.38 and 155,139.36 is: 232,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,961.90 : 863,844.38 = 155,139.36 : x
  2. Step 2: Convert to fraction form
    575,961.90/863,844.38 = 155,139.36/x
  3. Step 3: Cross multiply
    575,961.90x = 863,844.38 × 155,139.36
  4. Step 4: Simplify right side
    575,961.90x = 134,016,264,252.80
  5. Step 5: Solve for x
    x = 134,016,264,252.80/575,961.90
  6. Step 6: Final answer
    x = 232,682.52

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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.