Home / 220,607.18-304,504.46-190,713.62

Finding the Fourth Proportional to 220,607.18, 304,504.46 and 190,713.62

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Solution

The fourth proportional to 220,607.18, 304,504.46 and 190,713.62 is: 263,242.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,607.18 : 304,504.46 = 190,713.62 : x
  2. Step 2: Convert to fraction form
    220,607.18/304,504.46 = 190,713.62/x
  3. Step 3: Cross multiply
    220,607.18x = 304,504.46 × 190,713.62
  4. Step 4: Simplify right side
    220,607.18x = 58,073,148,395.61
  5. Step 5: Solve for x
    x = 58,073,148,395.61/220,607.18
  6. Step 6: Final answer
    x = 263,242.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.