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Finding the Fourth Proportional to 229,506.70, 341,953.28 and 216,614.84

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Solution

The fourth proportional to 229,506.70, 341,953.28 and 216,614.84 is: 322,745.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,506.70 : 341,953.28 = 216,614.84 : x
  2. Step 2: Convert to fraction form
    229,506.70/341,953.28 = 216,614.84/x
  3. Step 3: Cross multiply
    229,506.70x = 341,953.28 × 216,614.84
  4. Step 4: Simplify right side
    229,506.70x = 74,072,155,034.68
  5. Step 5: Solve for x
    x = 74,072,155,034.68/229,506.70
  6. Step 6: Final answer
    x = 322,745.07

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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.