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Finding the Fourth Proportional to 301,374.16, 453,865.95 and 274,469.96

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Solution

The fourth proportional to 301,374.16, 453,865.95 and 274,469.96 is: 413,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,374.16 : 453,865.95 = 274,469.96 : x
  2. Step 2: Convert to fraction form
    301,374.16/453,865.95 = 274,469.96/x
  3. Step 3: Cross multiply
    301,374.16x = 453,865.95 × 274,469.96
  4. Step 4: Simplify right side
    301,374.16x = 124,572,569,141.86
  5. Step 5: Solve for x
    x = 124,572,569,141.86/301,374.16
  6. Step 6: Final answer
    x = 413,348.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.