Home / 351,351.20-526,681.20-173,885.60

Finding the Fourth Proportional to 351,351.20, 526,681.20 and 173,885.60

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Solution

The fourth proportional to 351,351.20, 526,681.20 and 173,885.60 is: 260,657.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,351.20 : 526,681.20 = 173,885.60 : x
  2. Step 2: Convert to fraction form
    351,351.20/526,681.20 = 173,885.60/x
  3. Step 3: Cross multiply
    351,351.20x = 526,681.20 × 173,885.60
  4. Step 4: Simplify right side
    351,351.20x = 91,582,276,470.72
  5. Step 5: Solve for x
    x = 91,582,276,470.72/351,351.20
  6. Step 6: Final answer
    x = 260,657.36

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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.