Home / 999,963.84-1,500,236.22-360,255.42

Finding the Fourth Proportional to 999,963.84, 1,500,236.22 and 360,255.42

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Solution

The fourth proportional to 999,963.84, 1,500,236.22 and 360,255.42 is: 540,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,963.84 : 1,500,236.22 = 360,255.42 : x
  2. Step 2: Convert to fraction form
    999,963.84/1,500,236.22 = 360,255.42/x
  3. Step 3: Cross multiply
    999,963.84x = 1,500,236.22 × 360,255.42
  4. Step 4: Simplify right side
    999,963.84x = 540,468,229,535.31
  5. Step 5: Solve for x
    x = 540,468,229,535.31/999,963.84
  6. Step 6: Final answer
    x = 540,487.77

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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.