Home / 846,178.56-1,269,208.08-396,997.92

Finding the Fourth Proportional to 846,178.56, 1,269,208.08 and 396,997.92

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Solution

The fourth proportional to 846,178.56, 1,269,208.08 and 396,997.92 is: 595,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,178.56 : 1,269,208.08 = 396,997.92 : x
  2. Step 2: Convert to fraction form
    846,178.56/1,269,208.08 = 396,997.92/x
  3. Step 3: Cross multiply
    846,178.56x = 1,269,208.08 × 396,997.92
  4. Step 4: Simplify right side
    846,178.56x = 503,872,967,807.19
  5. Step 5: Solve for x
    x = 503,872,967,807.19/846,178.56
  6. Step 6: Final answer
    x = 595,468.84

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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.