Home / 314,623.27-471,752.65-214,903.97

Finding the Fourth Proportional to 314,623.27, 471,752.65 and 214,903.97

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Solution

The fourth proportional to 314,623.27, 471,752.65 and 214,903.97 is: 322,231.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,623.27 : 471,752.65 = 214,903.97 : x
  2. Step 2: Convert to fraction form
    314,623.27/471,752.65 = 214,903.97/x
  3. Step 3: Cross multiply
    314,623.27x = 471,752.65 × 214,903.97
  4. Step 4: Simplify right side
    314,623.27x = 101,381,517,343.02
  5. Step 5: Solve for x
    x = 101,381,517,343.02/314,623.27
  6. Step 6: Final answer
    x = 322,231.47

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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.