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Finding the Fourth Proportional to 531,751.50, 797,454.72 and 176,670.18

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Solution

The fourth proportional to 531,751.50, 797,454.72 and 176,670.18 is: 264,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,751.50 : 797,454.72 = 176,670.18 : x
  2. Step 2: Convert to fraction form
    531,751.50/797,454.72 = 176,670.18/x
  3. Step 3: Cross multiply
    531,751.50x = 797,454.72 × 176,670.18
  4. Step 4: Simplify right side
    531,751.50x = 140,886,468,924.25
  5. Step 5: Solve for x
    x = 140,886,468,924.25/531,751.50
  6. Step 6: Final answer
    x = 264,947.95

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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.