Home / 806,905.73-1,210,446.27-301,708.73

Finding the Fourth Proportional to 806,905.73, 1,210,446.27 and 301,708.73

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Solution

The fourth proportional to 806,905.73, 1,210,446.27 and 301,708.73 is: 452,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,905.73 : 1,210,446.27 = 301,708.73 : x
  2. Step 2: Convert to fraction form
    806,905.73/1,210,446.27 = 301,708.73/x
  3. Step 3: Cross multiply
    806,905.73x = 1,210,446.27 × 301,708.73
  4. Step 4: Simplify right side
    806,905.73x = 365,202,200,802.71
  5. Step 5: Solve for x
    x = 365,202,200,802.71/806,905.73
  6. Step 6: Final answer
    x = 452,595.87

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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.