Home / 220,463.46-330,432.75-153,541.26

Finding the Fourth Proportional to 220,463.46, 330,432.75 and 153,541.26

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Solution

The fourth proportional to 220,463.46, 330,432.75 and 153,541.26 is: 230,129.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,463.46 : 330,432.75 = 153,541.26 : x
  2. Step 2: Convert to fraction form
    220,463.46/330,432.75 = 153,541.26/x
  3. Step 3: Cross multiply
    220,463.46x = 330,432.75 × 153,541.26
  4. Step 4: Simplify right side
    220,463.46x = 50,735,060,780.27
  5. Step 5: Solve for x
    x = 50,735,060,780.27/220,463.46
  6. Step 6: Final answer
    x = 230,129.11

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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.