Home / 287,454.62-396,262.04-184,077.87

Finding the Fourth Proportional to 287,454.62, 396,262.04 and 184,077.87

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Solution

The fourth proportional to 287,454.62, 396,262.04 and 184,077.87 is: 253,755.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,454.62 : 396,262.04 = 184,077.87 : x
  2. Step 2: Convert to fraction form
    287,454.62/396,262.04 = 184,077.87/x
  3. Step 3: Cross multiply
    287,454.62x = 396,262.04 × 184,077.87
  4. Step 4: Simplify right side
    287,454.62x = 72,943,071,364.67
  5. Step 5: Solve for x
    x = 72,943,071,364.67/287,454.62
  6. Step 6: Final answer
    x = 253,755.09

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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.