Home / 1,440,223.88-2,160,309.90-493,599.56

Finding the Fourth Proportional to 1,440,223.88, 2,160,309.90 and 493,599.56

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Solution

The fourth proportional to 1,440,223.88, 2,160,309.90 and 493,599.56 is: 740,390.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,223.88 : 2,160,309.90 = 493,599.56 : x
  2. Step 2: Convert to fraction form
    1,440,223.88/2,160,309.90 = 493,599.56/x
  3. Step 3: Cross multiply
    1,440,223.88x = 2,160,309.90 × 493,599.56
  4. Step 4: Simplify right side
    1,440,223.88x = 1,066,328,016,103.64
  5. Step 5: Solve for x
    x = 1,066,328,016,103.64/1,440,223.88
  6. Step 6: Final answer
    x = 740,390.46

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1.5x scale

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.