Home / 370,917.66-556,370.40-118,194.75

Finding the Fourth Proportional to 370,917.66, 556,370.40 and 118,194.75

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Solution

The fourth proportional to 370,917.66, 556,370.40 and 118,194.75 is: 177,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,917.66 : 556,370.40 = 118,194.75 : x
  2. Step 2: Convert to fraction form
    370,917.66/556,370.40 = 118,194.75/x
  3. Step 3: Cross multiply
    370,917.66x = 556,370.40 × 118,194.75
  4. Step 4: Simplify right side
    370,917.66x = 65,760,060,335.40
  5. Step 5: Solve for x
    x = 65,760,060,335.40/370,917.66
  6. Step 6: Final answer
    x = 177,290.18

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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.