Home / 670,151.80-1,005,225.72-270,787.96

Finding the Fourth Proportional to 670,151.80, 1,005,225.72 and 270,787.96

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Solution

The fourth proportional to 670,151.80, 1,005,225.72 and 270,787.96 is: 406,181.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,151.80 : 1,005,225.72 = 270,787.96 : x
  2. Step 2: Convert to fraction form
    670,151.80/1,005,225.72 = 270,787.96/x
  3. Step 3: Cross multiply
    670,151.80x = 1,005,225.72 × 270,787.96
  4. Step 4: Simplify right side
    670,151.80x = 272,203,022,058.33
  5. Step 5: Solve for x
    x = 272,203,022,058.33/670,151.80
  6. Step 6: Final answer
    x = 406,181.14

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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.