Home / 336,648.86-464,575.23-215,790.04

Finding the Fourth Proportional to 336,648.86, 464,575.23 and 215,790.04

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Solution

The fourth proportional to 336,648.86, 464,575.23 and 215,790.04 is: 297,790.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,648.86 : 464,575.23 = 215,790.04 : x
  2. Step 2: Convert to fraction form
    336,648.86/464,575.23 = 215,790.04/x
  3. Step 3: Cross multiply
    336,648.86x = 464,575.23 × 215,790.04
  4. Step 4: Simplify right side
    336,648.86x = 100,250,708,045.43
  5. Step 5: Solve for x
    x = 100,250,708,045.43/336,648.86
  6. Step 6: Final answer
    x = 297,790.13

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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.