Home / 547,619.92-821,633.72-334,823.92

Finding the Fourth Proportional to 547,619.92, 821,633.72 and 334,823.92

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Solution

The fourth proportional to 547,619.92, 821,633.72 and 334,823.92 is: 502,360.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,619.92 : 821,633.72 = 334,823.92 : x
  2. Step 2: Convert to fraction form
    547,619.92/821,633.72 = 334,823.92/x
  3. Step 3: Cross multiply
    547,619.92x = 821,633.72 × 334,823.92
  4. Step 4: Simplify right side
    547,619.92x = 275,102,622,934.58
  5. Step 5: Solve for x
    x = 275,102,622,934.58/547,619.92
  6. Step 6: Final answer
    x = 502,360.51

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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.