Home / 750,747.15-1,126,183.10-245,297.43

Finding the Fourth Proportional to 750,747.15, 1,126,183.10 and 245,297.43

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Solution

The fourth proportional to 750,747.15, 1,126,183.10 and 245,297.43 is: 367,966.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,747.15 : 1,126,183.10 = 245,297.43 : x
  2. Step 2: Convert to fraction form
    750,747.15/1,126,183.10 = 245,297.43/x
  3. Step 3: Cross multiply
    750,747.15x = 1,126,183.10 × 245,297.43
  4. Step 4: Simplify right side
    750,747.15x = 276,249,818,912.95
  5. Step 5: Solve for x
    x = 276,249,818,912.95/750,747.15
  6. Step 6: Final answer
    x = 367,966.52

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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.