Home / 782,838.88-1,174,724.88-284,241.76

Finding the Fourth Proportional to 782,838.88, 1,174,724.88 and 284,241.76

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Solution

The fourth proportional to 782,838.88, 1,174,724.88 and 284,241.76 is: 426,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,838.88 : 1,174,724.88 = 284,241.76 : x
  2. Step 2: Convert to fraction form
    782,838.88/1,174,724.88 = 284,241.76/x
  3. Step 3: Cross multiply
    782,838.88x = 1,174,724.88 × 284,241.76
  4. Step 4: Simplify right side
    782,838.88x = 333,905,867,406.99
  5. Step 5: Solve for x
    x = 333,905,867,406.99/782,838.88
  6. Step 6: Final answer
    x = 426,532.04

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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.