Home / 350,470.40-526,051.20-173,177.60

Finding the Fourth Proportional to 350,470.40, 526,051.20 and 173,177.60

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Solution

The fourth proportional to 350,470.40, 526,051.20 and 173,177.60 is: 259,937.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,470.40 : 526,051.20 = 173,177.60 : x
  2. Step 2: Convert to fraction form
    350,470.40/526,051.20 = 173,177.60/x
  3. Step 3: Cross multiply
    350,470.40x = 526,051.20 × 173,177.60
  4. Step 4: Simplify right side
    350,470.40x = 91,100,284,293.12
  5. Step 5: Solve for x
    x = 91,100,284,293.12/350,470.40
  6. Step 6: Final answer
    x = 259,937.17

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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.