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Finding the Fourth Proportional to 458,595.28, 632,852.52 and 254,635.68

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Solution

The fourth proportional to 458,595.28, 632,852.52 and 254,635.68 is: 351,392.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,595.28 : 632,852.52 = 254,635.68 : x
  2. Step 2: Convert to fraction form
    458,595.28/632,852.52 = 254,635.68/x
  3. Step 3: Cross multiply
    458,595.28x = 632,852.52 × 254,635.68
  4. Step 4: Simplify right side
    458,595.28x = 161,146,831,769.91
  5. Step 5: Solve for x
    x = 161,146,831,769.91/458,595.28
  6. Step 6: Final answer
    x = 351,392.26

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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.