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Finding the Fourth Proportional to 575,644.52, 863,468.85 and 176,283.56

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Solution

The fourth proportional to 575,644.52, 863,468.85 and 176,283.56 is: 264,425.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,644.52 : 863,468.85 = 176,283.56 : x
  2. Step 2: Convert to fraction form
    575,644.52/863,468.85 = 176,283.56/x
  3. Step 3: Cross multiply
    575,644.52x = 863,468.85 × 176,283.56
  4. Step 4: Simplify right side
    575,644.52x = 152,215,362,827.11
  5. Step 5: Solve for x
    x = 152,215,362,827.11/575,644.52
  6. Step 6: Final answer
    x = 264,425.97

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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.