Home / 272,583.10-408,874.65-255,087.10

Finding the Fourth Proportional to 272,583.10, 408,874.65 and 255,087.10

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Solution

The fourth proportional to 272,583.10, 408,874.65 and 255,087.10 is: 382,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,583.10 : 408,874.65 = 255,087.10 : x
  2. Step 2: Convert to fraction form
    272,583.10/408,874.65 = 255,087.10/x
  3. Step 3: Cross multiply
    272,583.10x = 408,874.65 × 255,087.10
  4. Step 4: Simplify right side
    272,583.10x = 104,298,648,732.02
  5. Step 5: Solve for x
    x = 104,298,648,732.02/272,583.10
  6. Step 6: Final answer
    x = 382,630.65

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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.