Home / 889,604.20-1,334,406.30-440,151.40

Finding the Fourth Proportional to 889,604.20, 1,334,406.30 and 440,151.40

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Solution

The fourth proportional to 889,604.20, 1,334,406.30 and 440,151.40 is: 660,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,604.20 : 1,334,406.30 = 440,151.40 : x
  2. Step 2: Convert to fraction form
    889,604.20/1,334,406.30 = 440,151.40/x
  3. Step 3: Cross multiply
    889,604.20x = 1,334,406.30 × 440,151.40
  4. Step 4: Simplify right side
    889,604.20x = 587,340,801,113.82
  5. Step 5: Solve for x
    x = 587,340,801,113.82/889,604.20
  6. Step 6: Final answer
    x = 660,227.10

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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.