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Finding the Fourth Proportional to 458,301.70, 632,532.42 and 267,315.10

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Solution

The fourth proportional to 458,301.70, 632,532.42 and 267,315.10 is: 368,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,301.70 : 632,532.42 = 267,315.10 : x
  2. Step 2: Convert to fraction form
    458,301.70/632,532.42 = 267,315.10/x
  3. Step 3: Cross multiply
    458,301.70x = 632,532.42 × 267,315.10
  4. Step 4: Simplify right side
    458,301.70x = 169,085,467,105.54
  5. Step 5: Solve for x
    x = 169,085,467,105.54/458,301.70
  6. Step 6: Final answer
    x = 368,939.21

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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.