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Finding the Fourth Proportional to 458,225.28, 632,334.32 and 254,285.10

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Solution

The fourth proportional to 458,225.28, 632,334.32 and 254,285.10 is: 350,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,225.28 : 632,334.32 = 254,285.10 : x
  2. Step 2: Convert to fraction form
    458,225.28/632,334.32 = 254,285.10/x
  3. Step 3: Cross multiply
    458,225.28x = 632,334.32 × 254,285.10
  4. Step 4: Simplify right side
    458,225.28x = 160,793,195,794.63
  5. Step 5: Solve for x
    x = 160,793,195,794.63/458,225.28
  6. Step 6: Final answer
    x = 350,904.24

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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.