Home / 220,607.30-304,504.63-190,713.75

Finding the Fourth Proportional to 220,607.30, 304,504.63 and 190,713.75

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Solution

The fourth proportional to 220,607.30, 304,504.63 and 190,713.75 is: 263,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,607.30 : 304,504.63 = 190,713.75 : x
  2. Step 2: Convert to fraction form
    220,607.30/304,504.63 = 190,713.75/x
  3. Step 3: Cross multiply
    220,607.30x = 304,504.63 × 190,713.75
  4. Step 4: Simplify right side
    220,607.30x = 58,073,218,357.14
  5. Step 5: Solve for x
    x = 58,073,218,357.14/220,607.30
  6. Step 6: Final answer
    x = 263,242.50

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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.