Home / 695,655.60-1,043,386.20-222,388.80

Finding the Fourth Proportional to 695,655.60, 1,043,386.20 and 222,388.80

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Solution

The fourth proportional to 695,655.60, 1,043,386.20 and 222,388.80 is: 333,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,655.60 : 1,043,386.20 = 222,388.80 : x
  2. Step 2: Convert to fraction form
    695,655.60/1,043,386.20 = 222,388.80/x
  3. Step 3: Cross multiply
    695,655.60x = 1,043,386.20 × 222,388.80
  4. Step 4: Simplify right side
    695,655.60x = 232,037,404,954.56
  5. Step 5: Solve for x
    x = 232,037,404,954.56/695,655.60
  6. Step 6: Final answer
    x = 333,552.13

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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.