Home / 892,928.94-1,232,264.87-485,054.13

Finding the Fourth Proportional to 892,928.94, 1,232,264.87 and 485,054.13

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Solution

The fourth proportional to 892,928.94, 1,232,264.87 and 485,054.13 is: 669,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,928.94 : 1,232,264.87 = 485,054.13 : x
  2. Step 2: Convert to fraction form
    892,928.94/1,232,264.87 = 485,054.13/x
  3. Step 3: Cross multiply
    892,928.94x = 1,232,264.87 × 485,054.13
  4. Step 4: Simplify right side
    892,928.94x = 597,715,164,447.41
  5. Step 5: Solve for x
    x = 597,715,164,447.41/892,928.94
  6. Step 6: Final answer
    x = 669,387.16

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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.