Home / 261,142.98-360,580.68-200,617.62

Finding the Fourth Proportional to 261,142.98, 360,580.68 and 200,617.62

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Solution

The fourth proportional to 261,142.98, 360,580.68 and 200,617.62 is: 277,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,142.98 : 360,580.68 = 200,617.62 : x
  2. Step 2: Convert to fraction form
    261,142.98/360,580.68 = 200,617.62/x
  3. Step 3: Cross multiply
    261,142.98x = 360,580.68 × 200,617.62
  4. Step 4: Simplify right side
    261,142.98x = 72,338,837,839.58
  5. Step 5: Solve for x
    x = 72,338,837,839.58/261,142.98
  6. Step 6: Final answer
    x = 277,008.55

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1.5x scale

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.