Home / 476,917.77-658,144.53-262,057.17

Finding the Fourth Proportional to 476,917.77, 658,144.53 and 262,057.17

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Solution

The fourth proportional to 476,917.77, 658,144.53 and 262,057.17 is: 361,637.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,917.77 : 658,144.53 = 262,057.17 : x
  2. Step 2: Convert to fraction form
    476,917.77/658,144.53 = 262,057.17/x
  3. Step 3: Cross multiply
    476,917.77x = 658,144.53 × 262,057.17
  4. Step 4: Simplify right side
    476,917.77x = 172,471,492,982.78
  5. Step 5: Solve for x
    x = 172,471,492,982.78/476,917.77
  6. Step 6: Final answer
    x = 361,637.80

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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.