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Finding the Fourth Proportional to 1,503.76, 2,256.03 and 463.74

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Solution

The fourth proportional to 1,503.76, 2,256.03 and 463.74 is: 695.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503.76 : 2,256.03 = 463.74 : x
  2. Step 2: Convert to fraction form
    1,503.76/2,256.03 = 463.74/x
  3. Step 3: Cross multiply
    1,503.76x = 2,256.03 × 463.74
  4. Step 4: Simplify right side
    1,503.76x = 1,046,209.60
  5. Step 5: Solve for x
    x = 1,046,209.60/1,503.76
  6. Step 6: Final answer
    x = 695.73

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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.