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Finding the Fourth Proportional to 458,734.23, 633,031.32 and 254,798.10

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Solution

The fourth proportional to 458,734.23, 633,031.32 and 254,798.10 is: 351,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,734.23 : 633,031.32 = 254,798.10 : x
  2. Step 2: Convert to fraction form
    458,734.23/633,031.32 = 254,798.10/x
  3. Step 3: Cross multiply
    458,734.23x = 633,031.32 × 254,798.10
  4. Step 4: Simplify right side
    458,734.23x = 161,295,177,576.49
  5. Step 5: Solve for x
    x = 161,295,177,576.49/458,734.23
  6. Step 6: Final answer
    x = 351,609.20

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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.