Home / 458,872.12-688,176.96-234,092.26

Finding the Fourth Proportional to 458,872.12, 688,176.96 and 234,092.26

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Solution

The fourth proportional to 458,872.12, 688,176.96 and 234,092.26 is: 351,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,872.12 : 688,176.96 = 234,092.26 : x
  2. Step 2: Convert to fraction form
    458,872.12/688,176.96 = 234,092.26/x
  3. Step 3: Cross multiply
    458,872.12x = 688,176.96 × 234,092.26
  4. Step 4: Simplify right side
    458,872.12x = 161,096,899,846.33
  5. Step 5: Solve for x
    x = 161,096,899,846.33/458,872.12
  6. Step 6: Final answer
    x = 351,071.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.