Home / 790,550.39-1,092,798.20-705,353.78

Finding the Fourth Proportional to 790,550.39, 1,092,798.20 and 705,353.78

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Solution

The fourth proportional to 790,550.39, 1,092,798.20 and 705,353.78 is: 975,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,550.39 : 1,092,798.20 = 705,353.78 : x
  2. Step 2: Convert to fraction form
    790,550.39/1,092,798.20 = 705,353.78/x
  3. Step 3: Cross multiply
    790,550.39x = 1,092,798.20 × 705,353.78
  4. Step 4: Simplify right side
    790,550.39x = 770,809,345,642.58
  5. Step 5: Solve for x
    x = 770,809,345,642.58/790,550.39
  6. Step 6: Final answer
    x = 975,028.73

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1.5x scale

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.