Home / 350,541.20-526,200.60-272,003.60

Finding the Fourth Proportional to 350,541.20, 526,200.60 and 272,003.60

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Solution

The fourth proportional to 350,541.20, 526,200.60 and 272,003.60 is: 408,307.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,541.20 : 526,200.60 = 272,003.60 : x
  2. Step 2: Convert to fraction form
    350,541.20/526,200.60 = 272,003.60/x
  3. Step 3: Cross multiply
    350,541.20x = 526,200.60 × 272,003.60
  4. Step 4: Simplify right side
    350,541.20x = 143,128,457,522.16
  5. Step 5: Solve for x
    x = 143,128,457,522.16/350,541.20
  6. Step 6: Final answer
    x = 408,307.09

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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.