Home / 367,724.13-507,480.98-276,919.89

Finding the Fourth Proportional to 367,724.13, 507,480.98 and 276,919.89

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Solution

The fourth proportional to 367,724.13, 507,480.98 and 276,919.89 is: 382,165.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,724.13 : 507,480.98 = 276,919.89 : x
  2. Step 2: Convert to fraction form
    367,724.13/507,480.98 = 276,919.89/x
  3. Step 3: Cross multiply
    367,724.13x = 507,480.98 × 276,919.89
  4. Step 4: Simplify right side
    367,724.13x = 140,531,575,774.09
  5. Step 5: Solve for x
    x = 140,531,575,774.09/367,724.13
  6. Step 6: Final answer
    x = 382,165.77

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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.