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Finding the Fourth Proportional to 537,159.80, 804,573.30 and 327,207.80

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Solution

The fourth proportional to 537,159.80, 804,573.30 and 327,207.80 is: 490,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,159.80 : 804,573.30 = 327,207.80 : x
  2. Step 2: Convert to fraction form
    537,159.80/804,573.30 = 327,207.80/x
  3. Step 3: Cross multiply
    537,159.80x = 804,573.30 × 327,207.80
  4. Step 4: Simplify right side
    537,159.80x = 263,262,659,431.74
  5. Step 5: Solve for x
    x = 263,262,659,431.74/537,159.80
  6. Step 6: Final answer
    x = 490,101.19

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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.