Home / 899,408.46-1,240,785.00-536,621.38

Finding the Fourth Proportional to 899,408.46, 1,240,785.00 and 536,621.38

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Solution

The fourth proportional to 899,408.46, 1,240,785.00 and 536,621.38 is: 740,299.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,408.46 : 1,240,785.00 = 536,621.38 : x
  2. Step 2: Convert to fraction form
    899,408.46/1,240,785.00 = 536,621.38/x
  3. Step 3: Cross multiply
    899,408.46x = 1,240,785.00 × 536,621.38
  4. Step 4: Simplify right side
    899,408.46x = 665,831,757,107.20
  5. Step 5: Solve for x
    x = 665,831,757,107.20/899,408.46
  6. Step 6: Final answer
    x = 740,299.64

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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.