Home / 688,265.73-1,032,398.60-267,640.02

Finding the Fourth Proportional to 688,265.73, 1,032,398.60 and 267,640.02

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Solution

The fourth proportional to 688,265.73, 1,032,398.60 and 267,640.02 is: 401,460.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,265.73 : 1,032,398.60 = 267,640.02 : x
  2. Step 2: Convert to fraction form
    688,265.73/1,032,398.60 = 267,640.02/x
  3. Step 3: Cross multiply
    688,265.73x = 1,032,398.60 × 267,640.02
  4. Step 4: Simplify right side
    688,265.73x = 276,311,180,613.77
  5. Step 5: Solve for x
    x = 276,311,180,613.77/688,265.73
  6. Step 6: Final answer
    x = 401,460.03

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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.