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Finding the Fourth Proportional to 495,833.53, 743,750.23 and 327,314.37

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Solution

The fourth proportional to 495,833.53, 743,750.23 and 327,314.37 is: 490,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,833.53 : 743,750.23 = 327,314.37 : x
  2. Step 2: Convert to fraction form
    495,833.53/743,750.23 = 327,314.37/x
  3. Step 3: Cross multiply
    495,833.53x = 743,750.23 × 327,314.37
  4. Step 4: Simplify right side
    495,833.53x = 243,440,140,647.47
  5. Step 5: Solve for x
    x = 243,440,140,647.47/495,833.53
  6. Step 6: Final answer
    x = 490,971.52

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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.