Home / 808,947.60-1,116,346.37-446,371.17

Finding the Fourth Proportional to 808,947.60, 1,116,346.37 and 446,371.17

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Solution

The fourth proportional to 808,947.60, 1,116,346.37 and 446,371.17 is: 615,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,947.60 : 1,116,346.37 = 446,371.17 : x
  2. Step 2: Convert to fraction form
    808,947.60/1,116,346.37 = 446,371.17/x
  3. Step 3: Cross multiply
    808,947.60x = 1,116,346.37 × 446,371.17
  4. Step 4: Simplify right side
    808,947.60x = 498,304,833,070.30
  5. Step 5: Solve for x
    x = 498,304,833,070.30/808,947.60
  6. Step 6: Final answer
    x = 615,991.48

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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.