Home / 792,699.35-1,188,543.26-522,515.57

Finding the Fourth Proportional to 792,699.35, 1,188,543.26 and 522,515.57

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Solution

The fourth proportional to 792,699.35, 1,188,543.26 and 522,515.57 is: 783,439.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,699.35 : 1,188,543.26 = 522,515.57 : x
  2. Step 2: Convert to fraction form
    792,699.35/1,188,543.26 = 522,515.57/x
  3. Step 3: Cross multiply
    792,699.35x = 1,188,543.26 × 522,515.57
  4. Step 4: Simplify right side
    792,699.35x = 621,032,354,332.13
  5. Step 5: Solve for x
    x = 621,032,354,332.13/792,699.35
  6. Step 6: Final answer
    x = 783,439.97

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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.