Home / 1,062,939.12-1,594,414.44-314,991.60

Finding the Fourth Proportional to 1,062,939.12, 1,594,414.44 and 314,991.60

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Solution

The fourth proportional to 1,062,939.12, 1,594,414.44 and 314,991.60 is: 472,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,939.12 : 1,594,414.44 = 314,991.60 : x
  2. Step 2: Convert to fraction form
    1,062,939.12/1,594,414.44 = 314,991.60/x
  3. Step 3: Cross multiply
    1,062,939.12x = 1,594,414.44 × 314,991.60
  4. Step 4: Simplify right side
    1,062,939.12x = 502,227,155,518.70
  5. Step 5: Solve for x
    x = 502,227,155,518.70/1,062,939.12
  6. Step 6: Final answer
    x = 472,489.11

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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.