Home / 734,757.75-1,014,443.87-448,443.81

Finding the Fourth Proportional to 734,757.75, 1,014,443.87 and 448,443.81

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Solution

The fourth proportional to 734,757.75, 1,014,443.87 and 448,443.81 is: 619,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,757.75 : 1,014,443.87 = 448,443.81 : x
  2. Step 2: Convert to fraction form
    734,757.75/1,014,443.87 = 448,443.81/x
  3. Step 3: Cross multiply
    734,757.75x = 1,014,443.87 × 448,443.81
  4. Step 4: Simplify right side
    734,757.75x = 454,921,071,851.73
  5. Step 5: Solve for x
    x = 454,921,071,851.73/734,757.75
  6. Step 6: Final answer
    x = 619,144.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.