Home / 312,212.20-468,318.30-233,480.20

Finding the Fourth Proportional to 312,212.20, 468,318.30 and 233,480.20

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Solution

The fourth proportional to 312,212.20, 468,318.30 and 233,480.20 is: 350,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,212.20 : 468,318.30 = 233,480.20 : x
  2. Step 2: Convert to fraction form
    312,212.20/468,318.30 = 233,480.20/x
  3. Step 3: Cross multiply
    312,212.20x = 468,318.30 × 233,480.20
  4. Step 4: Simplify right side
    312,212.20x = 109,343,050,347.66
  5. Step 5: Solve for x
    x = 109,343,050,347.66/312,212.20
  6. Step 6: Final answer
    x = 350,220.30

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1.5x scale

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.