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Finding the Fourth Proportional to 458,150.45, 632,323.46 and 254,266.85

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Solution

The fourth proportional to 458,150.45, 632,323.46 and 254,266.85 is: 350,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,150.45 : 632,323.46 = 254,266.85 : x
  2. Step 2: Convert to fraction form
    458,150.45/632,323.46 = 254,266.85/x
  3. Step 3: Cross multiply
    458,150.45x = 632,323.46 × 254,266.85
  4. Step 4: Simplify right side
    458,150.45x = 160,778,896,571.78
  5. Step 5: Solve for x
    x = 160,778,896,571.78/458,150.45
  6. Step 6: Final answer
    x = 350,930.35

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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.