Home / 449,340.42-673,937.37-149,823.48

Finding the Fourth Proportional to 449,340.42, 673,937.37 and 149,823.48

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Solution

The fourth proportional to 449,340.42, 673,937.37 and 149,823.48 is: 224,710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,340.42 : 673,937.37 = 149,823.48 : x
  2. Step 2: Convert to fraction form
    449,340.42/673,937.37 = 149,823.48/x
  3. Step 3: Cross multiply
    449,340.42x = 673,937.37 × 149,823.48
  4. Step 4: Simplify right side
    449,340.42x = 100,971,642,075.45
  5. Step 5: Solve for x
    x = 100,971,642,075.45/449,340.42
  6. Step 6: Final answer
    x = 224,710.79

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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.