Home / 1,049,491.82-1,574,232.35-409,860.52

Finding the Fourth Proportional to 1,049,491.82, 1,574,232.35 and 409,860.52

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Solution

The fourth proportional to 1,049,491.82, 1,574,232.35 and 409,860.52 is: 614,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,491.82 : 1,574,232.35 = 409,860.52 : x
  2. Step 2: Convert to fraction form
    1,049,491.82/1,574,232.35 = 409,860.52/x
  3. Step 3: Cross multiply
    1,049,491.82x = 1,574,232.35 × 409,860.52
  4. Step 4: Simplify right side
    1,049,491.82x = 645,215,683,586.94
  5. Step 5: Solve for x
    x = 645,215,683,586.94/1,049,491.82
  6. Step 6: Final answer
    x = 614,788.67

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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.