Home / 848,754.16-1,273,288.65-280,174.84

Finding the Fourth Proportional to 848,754.16, 1,273,288.65 and 280,174.84

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Solution

The fourth proportional to 848,754.16, 1,273,288.65 and 280,174.84 is: 420,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,754.16 : 1,273,288.65 = 280,174.84 : x
  2. Step 2: Convert to fraction form
    848,754.16/1,273,288.65 = 280,174.84/x
  3. Step 3: Cross multiply
    848,754.16x = 1,273,288.65 × 280,174.84
  4. Step 4: Simplify right side
    848,754.16x = 356,743,443,787.57
  5. Step 5: Solve for x
    x = 356,743,443,787.57/848,754.16
  6. Step 6: Final answer
    x = 420,314.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.