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Finding the Fourth Proportional to 458,608.13, 632,937.58 and 277,321.37

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Solution

The fourth proportional to 458,608.13, 632,937.58 and 277,321.37 is: 382,738.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,608.13 : 632,937.58 = 277,321.37 : x
  2. Step 2: Convert to fraction form
    458,608.13/632,937.58 = 277,321.37/x
  3. Step 3: Cross multiply
    458,608.13x = 632,937.58 × 277,321.37
  4. Step 4: Simplify right side
    458,608.13x = 175,527,112,258.79
  5. Step 5: Solve for x
    x = 175,527,112,258.79/458,608.13
  6. Step 6: Final answer
    x = 382,738.78

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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.