Home / 748,744.88-1,123,154.62-364,846.42

Finding the Fourth Proportional to 748,744.88, 1,123,154.62 and 364,846.42

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Solution

The fourth proportional to 748,744.88, 1,123,154.62 and 364,846.42 is: 547,287.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,744.88 : 1,123,154.62 = 364,846.42 : x
  2. Step 2: Convert to fraction form
    748,744.88/1,123,154.62 = 364,846.42/x
  3. Step 3: Cross multiply
    748,744.88x = 1,123,154.62 × 364,846.42
  4. Step 4: Simplify right side
    748,744.88x = 409,778,942,213.46
  5. Step 5: Solve for x
    x = 409,778,942,213.46/748,744.88
  6. Step 6: Final answer
    x = 547,287.81

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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.