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Finding the Fourth Proportional to 1,594.76, 2,391.53 and 498.83

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Solution

The fourth proportional to 1,594.76, 2,391.53 and 498.83 is: 748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.76 : 2,391.53 = 498.83 : x
  2. Step 2: Convert to fraction form
    1,594.76/2,391.53 = 498.83/x
  3. Step 3: Cross multiply
    1,594.76x = 2,391.53 × 498.83
  4. Step 4: Simplify right side
    1,594.76x = 1,192,952.46
  5. Step 5: Solve for x
    x = 1,192,952.46/1,594.76
  6. Step 6: Final answer
    x = 748.05

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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.