Home / 220,450.48-330,572.02-153,965.68

Finding the Fourth Proportional to 220,450.48, 330,572.02 and 153,965.68

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Solution

The fourth proportional to 220,450.48, 330,572.02 and 153,965.68 is: 230,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,450.48 : 330,572.02 = 153,965.68 : x
  2. Step 2: Convert to fraction form
    220,450.48/330,572.02 = 153,965.68/x
  3. Step 3: Cross multiply
    220,450.48x = 330,572.02 × 153,965.68
  4. Step 4: Simplify right side
    220,450.48x = 50,896,745,848.27
  5. Step 5: Solve for x
    x = 50,896,745,848.27/220,450.48
  6. Step 6: Final answer
    x = 230,876.09

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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.