Home / 688,270.73-1,032,406.10-267,645.02

Finding the Fourth Proportional to 688,270.73, 1,032,406.10 and 267,645.02

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Solution

The fourth proportional to 688,270.73, 1,032,406.10 and 267,645.02 is: 401,467.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,270.73 : 1,032,406.10 = 267,645.02 : x
  2. Step 2: Convert to fraction form
    688,270.73/1,032,406.10 = 267,645.02/x
  3. Step 3: Cross multiply
    688,270.73x = 1,032,406.10 × 267,645.02
  4. Step 4: Simplify right side
    688,270.73x = 276,318,351,282.62
  5. Step 5: Solve for x
    x = 276,318,351,282.62/688,270.73
  6. Step 6: Final answer
    x = 401,467.53

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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.