Home / 716,286.89-1,074,181.05-266,762.48

Finding the Fourth Proportional to 716,286.89, 1,074,181.05 and 266,762.48

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Solution

The fourth proportional to 716,286.89, 1,074,181.05 and 266,762.48 is: 400,050.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,286.89 : 1,074,181.05 = 266,762.48 : x
  2. Step 2: Convert to fraction form
    716,286.89/1,074,181.05 = 266,762.48/x
  3. Step 3: Cross multiply
    716,286.89x = 1,074,181.05 × 266,762.48
  4. Step 4: Simplify right side
    716,286.89x = 286,551,195,496.10
  5. Step 5: Solve for x
    x = 286,551,195,496.10/716,286.89
  6. Step 6: Final answer
    x = 400,050.87

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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.