Home / 999,036.25-1,378,649.46-546,327.25

Finding the Fourth Proportional to 999,036.25, 1,378,649.46 and 546,327.25

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Solution

The fourth proportional to 999,036.25, 1,378,649.46 and 546,327.25 is: 753,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,036.25 : 1,378,649.46 = 546,327.25 : x
  2. Step 2: Convert to fraction form
    999,036.25/1,378,649.46 = 546,327.25/x
  3. Step 3: Cross multiply
    999,036.25x = 1,378,649.46 × 546,327.25
  4. Step 4: Simplify right side
    999,036.25x = 753,193,766,797.89
  5. Step 5: Solve for x
    x = 753,193,766,797.89/999,036.25
  6. Step 6: Final answer
    x = 753,920.36

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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.