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Finding the Fourth Proportional to 458,608.37, 632,937.92 and 277,321.62

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Solution

The fourth proportional to 458,608.37, 632,937.92 and 277,321.62 is: 382,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,608.37 : 632,937.92 = 277,321.62 : x
  2. Step 2: Convert to fraction form
    458,608.37/632,937.92 = 277,321.62/x
  3. Step 3: Cross multiply
    458,608.37x = 632,937.92 × 277,321.62
  4. Step 4: Simplify right side
    458,608.37x = 175,527,367,653.62
  5. Step 5: Solve for x
    x = 175,527,367,653.62/458,608.37
  6. Step 6: Final answer
    x = 382,739.13

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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.