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Finding the Fourth Proportional to 432.66, 597.05 and 246.16

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Solution

The fourth proportional to 432.66, 597.05 and 246.16 is: 339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.66 : 597.05 = 246.16 : x
  2. Step 2: Convert to fraction form
    432.66/597.05 = 246.16/x
  3. Step 3: Cross multiply
    432.66x = 597.05 × 246.16
  4. Step 4: Simplify right side
    432.66x = 146,966.84
  5. Step 5: Solve for x
    x = 146,966.84/432.66
  6. Step 6: Final answer
    x = 339.68

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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.