Home / 314,864.30-473,218.05-274,313.90

Finding the Fourth Proportional to 314,864.30, 473,218.05 and 274,313.90

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Solution

The fourth proportional to 314,864.30, 473,218.05 and 274,313.90 is: 412,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,864.30 : 473,218.05 = 274,313.90 : x
  2. Step 2: Convert to fraction form
    314,864.30/473,218.05 = 274,313.90/x
  3. Step 3: Cross multiply
    314,864.30x = 473,218.05 × 274,313.90
  4. Step 4: Simplify right side
    314,864.30x = 129,810,288,845.90
  5. Step 5: Solve for x
    x = 129,810,288,845.90/314,864.30
  6. Step 6: Final answer
    x = 412,273.76

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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.