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Finding the Fourth Proportional to 357.03, 532.62 and 332.18

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Solution

The fourth proportional to 357.03, 532.62 and 332.18 is: 495.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.03 : 532.62 = 332.18 : x
  2. Step 2: Convert to fraction form
    357.03/532.62 = 332.18/x
  3. Step 3: Cross multiply
    357.03x = 532.62 × 332.18
  4. Step 4: Simplify right side
    357.03x = 176,925.71
  5. Step 5: Solve for x
    x = 176,925.71/357.03
  6. Step 6: Final answer
    x = 495.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.