Home / 314,546.38-471,487.20-214,458.46

Finding the Fourth Proportional to 314,546.38, 471,487.20 and 214,458.46

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Solution

The fourth proportional to 314,546.38, 471,487.20 and 214,458.46 is: 321,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,546.38 : 471,487.20 = 214,458.46 : x
  2. Step 2: Convert to fraction form
    314,546.38/471,487.20 = 214,458.46/x
  3. Step 3: Cross multiply
    314,546.38x = 471,487.20 × 214,458.46
  4. Step 4: Simplify right side
    314,546.38x = 101,114,418,821.71
  5. Step 5: Solve for x
    x = 101,114,418,821.71/314,546.38
  6. Step 6: Final answer
    x = 321,461.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.