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Finding the Fourth Proportional to 575,589.24, 863,014.70 and 238,862.32

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Solution

The fourth proportional to 575,589.24, 863,014.70 and 238,862.32 is: 358,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,589.24 : 863,014.70 = 238,862.32 : x
  2. Step 2: Convert to fraction form
    575,589.24/863,014.70 = 238,862.32/x
  3. Step 3: Cross multiply
    575,589.24x = 863,014.70 × 238,862.32
  4. Step 4: Simplify right side
    575,589.24x = 206,141,691,875.72
  5. Step 5: Solve for x
    x = 206,141,691,875.72/575,589.24
  6. Step 6: Final answer
    x = 358,140.28

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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.