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Finding the Fourth Proportional to 273,671.15, 377,927.03 and 258,761.48

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Solution

The fourth proportional to 273,671.15, 377,927.03 and 258,761.48 is: 357,337.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,671.15 : 377,927.03 = 258,761.48 : x
  2. Step 2: Convert to fraction form
    273,671.15/377,927.03 = 258,761.48/x
  3. Step 3: Cross multiply
    273,671.15x = 377,927.03 × 258,761.48
  4. Step 4: Simplify right side
    273,671.15x = 97,792,956,372.07
  5. Step 5: Solve for x
    x = 97,792,956,372.07/273,671.15
  6. Step 6: Final answer
    x = 357,337.48

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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.