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Finding the Fourth Proportional to 575,033.80, 862,717.30 and 238,012.24

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Solution

The fourth proportional to 575,033.80, 862,717.30 and 238,012.24 is: 357,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,033.80 : 862,717.30 = 238,012.24 : x
  2. Step 2: Convert to fraction form
    575,033.80/862,717.30 = 238,012.24/x
  3. Step 3: Cross multiply
    575,033.80x = 862,717.30 × 238,012.24
  4. Step 4: Simplify right side
    575,033.80x = 205,337,277,059.75
  5. Step 5: Solve for x
    x = 205,337,277,059.75/575,033.80
  6. Step 6: Final answer
    x = 357,087.32

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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.