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Finding the Fourth Proportional to 220,203, 330,320.97 and 62,444.16

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Solution

The fourth proportional to 220,203, 330,320.97 and 62,444.16 is: 93,670.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,203 : 330,320.97 = 62,444.16 : x
  2. Step 2: Convert to fraction form
    220,203/330,320.97 = 62,444.16/x
  3. Step 3: Cross multiply
    220,203x = 330,320.97 × 62,444.16
  4. Step 4: Simplify right side
    220,203x = 20,626,615,502.04
  5. Step 5: Solve for x
    x = 20,626,615,502.04/220,203
  6. Step 6: Final answer
    x = 93,670.91

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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.