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Finding the Fourth Proportional to 458,300.44, 632,530.61 and 267,313.82

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Solution

The fourth proportional to 458,300.44, 632,530.61 and 267,313.82 is: 368,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,300.44 : 632,530.61 = 267,313.82 : x
  2. Step 2: Convert to fraction form
    458,300.44/632,530.61 = 267,313.82/x
  3. Step 3: Cross multiply
    458,300.44x = 632,530.61 × 267,313.82
  4. Step 4: Simplify right side
    458,300.44x = 169,084,173,626.03
  5. Step 5: Solve for x
    x = 169,084,173,626.03/458,300.44
  6. Step 6: Final answer
    x = 368,937.40

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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.