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Finding the Fourth Proportional to 458,256.60, 632,365.44 and 276,861.30

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Solution

The fourth proportional to 458,256.60, 632,365.44 and 276,861.30 is: 382,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,256.60 : 632,365.44 = 276,861.30 : x
  2. Step 2: Convert to fraction form
    458,256.60/632,365.44 = 276,861.30/x
  3. Step 3: Cross multiply
    458,256.60x = 632,365.44 × 276,861.30
  4. Step 4: Simplify right side
    458,256.60x = 175,077,517,793.47
  5. Step 5: Solve for x
    x = 175,077,517,793.47/458,256.60
  6. Step 6: Final answer
    x = 382,051.27

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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.