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Finding the Fourth Proportional to 229,496.16, 341,937.61 and 216,604.31

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Solution

The fourth proportional to 229,496.16, 341,937.61 and 216,604.31 is: 322,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,496.16 : 341,937.61 = 216,604.31 : x
  2. Step 2: Convert to fraction form
    229,496.16/341,937.61 = 216,604.31/x
  3. Step 3: Cross multiply
    229,496.16x = 341,937.61 × 216,604.31
  4. Step 4: Simplify right side
    229,496.16x = 74,065,159,592.63
  5. Step 5: Solve for x
    x = 74,065,159,592.63/229,496.16
  6. Step 6: Final answer
    x = 322,729.41

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1.5x scale

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.