Home / 314,865.30-473,219.55-274,314.90

Finding the Fourth Proportional to 314,865.30, 473,219.55 and 274,314.90

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Solution

The fourth proportional to 314,865.30, 473,219.55 and 274,314.90 is: 412,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,865.30 : 473,219.55 = 274,314.90 : x
  2. Step 2: Convert to fraction form
    314,865.30/473,219.55 = 274,314.90/x
  3. Step 3: Cross multiply
    314,865.30x = 473,219.55 × 274,314.90
  4. Step 4: Simplify right side
    314,865.30x = 129,811,173,536.30
  5. Step 5: Solve for x
    x = 129,811,173,536.30/314,865.30
  6. Step 6: Final answer
    x = 412,275.26

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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.