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Finding the Fourth Proportional to 458,155.36, 632,010.28 and 267,099.04

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Solution

The fourth proportional to 458,155.36, 632,010.28 and 267,099.04 is: 368,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,155.36 : 632,010.28 = 267,099.04 : x
  2. Step 2: Convert to fraction form
    458,155.36/632,010.28 = 267,099.04/x
  3. Step 3: Cross multiply
    458,155.36x = 632,010.28 × 267,099.04
  4. Step 4: Simplify right side
    458,155.36x = 168,809,339,058.13
  5. Step 5: Solve for x
    x = 168,809,339,058.13/458,155.36
  6. Step 6: Final answer
    x = 368,454.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.