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Finding the Fourth Proportional to 458,576.32, 632,826.42 and 254,616.64

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Solution

The fourth proportional to 458,576.32, 632,826.42 and 254,616.64 is: 351,366.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,576.32 : 632,826.42 = 254,616.64 : x
  2. Step 2: Convert to fraction form
    458,576.32/632,826.42 = 254,616.64/x
  3. Step 3: Cross multiply
    458,576.32x = 632,826.42 × 254,616.64
  4. Step 4: Simplify right side
    458,576.32x = 161,128,136,763.63
  5. Step 5: Solve for x
    x = 161,128,136,763.63/458,576.32
  6. Step 6: Final answer
    x = 351,366.02

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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.