Home / 683,363.17-1,025,142.77-210,088.27

Finding the Fourth Proportional to 683,363.17, 1,025,142.77 and 210,088.27

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Solution

The fourth proportional to 683,363.17, 1,025,142.77 and 210,088.27 is: 315,162.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,363.17 : 1,025,142.77 = 210,088.27 : x
  2. Step 2: Convert to fraction form
    683,363.17/1,025,142.77 = 210,088.27/x
  3. Step 3: Cross multiply
    683,363.17x = 1,025,142.77 × 210,088.27
  4. Step 4: Simplify right side
    683,363.17x = 215,370,471,052.31
  5. Step 5: Solve for x
    x = 215,370,471,052.31/683,363.17
  6. Step 6: Final answer
    x = 315,162.54

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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.