Home / 1,002,378.55-1,383,196.83-566,774.53

Finding the Fourth Proportional to 1,002,378.55, 1,383,196.83 and 566,774.53

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Solution

The fourth proportional to 1,002,378.55, 1,383,196.83 and 566,774.53 is: 782,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,378.55 : 1,383,196.83 = 566,774.53 : x
  2. Step 2: Convert to fraction form
    1,002,378.55/1,383,196.83 = 566,774.53/x
  3. Step 3: Cross multiply
    1,002,378.55x = 1,383,196.83 × 566,774.53
  4. Step 4: Simplify right side
    1,002,378.55x = 783,960,733,220.74
  5. Step 5: Solve for x
    x = 783,960,733,220.74/1,002,378.55
  6. Step 6: Final answer
    x = 782,100.47

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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.