Home / 683,669.92-1,025,640.96-210,337.24

Finding the Fourth Proportional to 683,669.92, 1,025,640.96 and 210,337.24

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Solution

The fourth proportional to 683,669.92, 1,025,640.96 and 210,337.24 is: 315,547.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,669.92 : 1,025,640.96 = 210,337.24 : x
  2. Step 2: Convert to fraction form
    683,669.92/1,025,640.96 = 210,337.24/x
  3. Step 3: Cross multiply
    683,669.92x = 1,025,640.96 × 210,337.24
  4. Step 4: Simplify right side
    683,669.92x = 215,730,488,757.35
  5. Step 5: Solve for x
    x = 215,730,488,757.35/683,669.92
  6. Step 6: Final answer
    x = 315,547.73

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1.5x scale

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.