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Finding the Fourth Proportional to 1,470.32, 2,204.84 and 496.16

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Solution

The fourth proportional to 1,470.32, 2,204.84 and 496.16 is: 744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.32 : 2,204.84 = 496.16 : x
  2. Step 2: Convert to fraction form
    1,470.32/2,204.84 = 496.16/x
  3. Step 3: Cross multiply
    1,470.32x = 2,204.84 × 496.16
  4. Step 4: Simplify right side
    1,470.32x = 1,093,953.41
  5. Step 5: Solve for x
    x = 1,093,953.41/1,470.32
  6. Step 6: Final answer
    x = 744.02

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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.