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Finding the Fourth Proportional to 458,800.96, 633,123.92 and 254,865.12

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Solution

The fourth proportional to 458,800.96, 633,123.92 and 254,865.12 is: 351,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,800.96 : 633,123.92 = 254,865.12 : x
  2. Step 2: Convert to fraction form
    458,800.96/633,123.92 = 254,865.12/x
  3. Step 3: Cross multiply
    458,800.96x = 633,123.92 × 254,865.12
  4. Step 4: Simplify right side
    458,800.96x = 161,361,203,845.67
  5. Step 5: Solve for x
    x = 161,361,203,845.67/458,800.96
  6. Step 6: Final answer
    x = 351,701.98

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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.