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Finding the Fourth Proportional to 534.71, 737.16 and 416.32

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Solution

The fourth proportional to 534.71, 737.16 and 416.32 is: 573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.71 : 737.16 = 416.32 : x
  2. Step 2: Convert to fraction form
    534.71/737.16 = 416.32/x
  3. Step 3: Cross multiply
    534.71x = 737.16 × 416.32
  4. Step 4: Simplify right side
    534.71x = 306,894.45
  5. Step 5: Solve for x
    x = 306,894.45/534.71
  6. Step 6: Final answer
    x = 573.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.