Home / 802,856.52-1,204,368.30-270,436.68

Finding the Fourth Proportional to 802,856.52, 1,204,368.30 and 270,436.68

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Solution

The fourth proportional to 802,856.52, 1,204,368.30 and 270,436.68 is: 405,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,856.52 : 1,204,368.30 = 270,436.68 : x
  2. Step 2: Convert to fraction form
    802,856.52/1,204,368.30 = 270,436.68/x
  3. Step 3: Cross multiply
    802,856.52x = 1,204,368.30 × 270,436.68
  4. Step 4: Simplify right side
    802,856.52x = 325,705,364,549.24
  5. Step 5: Solve for x
    x = 325,705,364,549.24/802,856.52
  6. Step 6: Final answer
    x = 405,683.15

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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.