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Finding the Fourth Proportional to 652.94, 902.08 and 432.62

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Solution

The fourth proportional to 652.94, 902.08 and 432.62 is: 597.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.94 : 902.08 = 432.62 : x
  2. Step 2: Convert to fraction form
    652.94/902.08 = 432.62/x
  3. Step 3: Cross multiply
    652.94x = 902.08 × 432.62
  4. Step 4: Simplify right side
    652.94x = 390,252.26
  5. Step 5: Solve for x
    x = 390,252.26/652.94
  6. Step 6: Final answer
    x = 597.69

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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.