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Finding the Fourth Proportional to 497,958.60, 746,046.90 and 302,856.60

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Solution

The fourth proportional to 497,958.60, 746,046.90 and 302,856.60 is: 453,743.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,958.60 : 746,046.90 = 302,856.60 : x
  2. Step 2: Convert to fraction form
    497,958.60/746,046.90 = 302,856.60/x
  3. Step 3: Cross multiply
    497,958.60x = 746,046.90 × 302,856.60
  4. Step 4: Simplify right side
    497,958.60x = 225,945,227,574.54
  5. Step 5: Solve for x
    x = 225,945,227,574.54/497,958.60
  6. Step 6: Final answer
    x = 453,743.00

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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.