Home / 690,099.20-1,034,533.16-269,277.20

Finding the Fourth Proportional to 690,099.20, 1,034,533.16 and 269,277.20

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Solution

The fourth proportional to 690,099.20, 1,034,533.16 and 269,277.20 is: 403,675.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,099.20 : 1,034,533.16 = 269,277.20 : x
  2. Step 2: Convert to fraction form
    690,099.20/1,034,533.16 = 269,277.20/x
  3. Step 3: Cross multiply
    690,099.20x = 1,034,533.16 × 269,277.20
  4. Step 4: Simplify right side
    690,099.20x = 278,576,192,631.95
  5. Step 5: Solve for x
    x = 278,576,192,631.95/690,099.20
  6. Step 6: Final answer
    x = 403,675.58

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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.