Home / 894,856.43-1,234,902.09-492,448.43

Finding the Fourth Proportional to 894,856.43, 1,234,902.09 and 492,448.43

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Solution

The fourth proportional to 894,856.43, 1,234,902.09 and 492,448.43 is: 679,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,856.43 : 1,234,902.09 = 492,448.43 : x
  2. Step 2: Convert to fraction form
    894,856.43/1,234,902.09 = 492,448.43/x
  3. Step 3: Cross multiply
    894,856.43x = 1,234,902.09 × 492,448.43
  4. Step 4: Simplify right side
    894,856.43x = 608,125,595,424.22
  5. Step 5: Solve for x
    x = 608,125,595,424.22/894,856.43
  6. Step 6: Final answer
    x = 679,578.95

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Double scale
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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.