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Finding the Fourth Proportional to 458,010.38, 632,064.46 and 254,054.66

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Solution

The fourth proportional to 458,010.38, 632,064.46 and 254,054.66 is: 350,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,010.38 : 632,064.46 = 254,054.66 : x
  2. Step 2: Convert to fraction form
    458,010.38/632,064.46 = 254,054.66/x
  3. Step 3: Cross multiply
    458,010.38x = 632,064.46 × 254,054.66
  4. Step 4: Simplify right side
    458,010.38x = 160,578,917,687.93
  5. Step 5: Solve for x
    x = 160,578,917,687.93/458,010.38
  6. Step 6: Final answer
    x = 350,601.04

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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.