Home / 688,267.23-1,032,400.85-267,641.52

Finding the Fourth Proportional to 688,267.23, 1,032,400.85 and 267,641.52

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Solution

The fourth proportional to 688,267.23, 1,032,400.85 and 267,641.52 is: 401,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,267.23 : 1,032,400.85 = 267,641.52 : x
  2. Step 2: Convert to fraction form
    688,267.23/1,032,400.85 = 267,641.52/x
  3. Step 3: Cross multiply
    688,267.23x = 1,032,400.85 × 267,641.52
  4. Step 4: Simplify right side
    688,267.23x = 276,313,332,743.29
  5. Step 5: Solve for x
    x = 276,313,332,743.29/688,267.23
  6. Step 6: Final answer
    x = 401,462.28

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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.