Home / 374,724.40-517,131.90-204,958.52

Finding the Fourth Proportional to 374,724.40, 517,131.90 and 204,958.52

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Solution

The fourth proportional to 374,724.40, 517,131.90 and 204,958.52 is: 282,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,724.40 : 517,131.90 = 204,958.52 : x
  2. Step 2: Convert to fraction form
    374,724.40/517,131.90 = 204,958.52/x
  3. Step 3: Cross multiply
    374,724.40x = 517,131.90 × 204,958.52
  4. Step 4: Simplify right side
    374,724.40x = 105,990,588,868.79
  5. Step 5: Solve for x
    x = 105,990,588,868.79/374,724.40
  6. Step 6: Final answer
    x = 282,849.45

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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.