Home / 773,718.61-1,067,808.41-434,188.21

Finding the Fourth Proportional to 773,718.61, 1,067,808.41 and 434,188.21

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Solution

The fourth proportional to 773,718.61, 1,067,808.41 and 434,188.21 is: 599,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,718.61 : 1,067,808.41 = 434,188.21 : x
  2. Step 2: Convert to fraction form
    773,718.61/1,067,808.41 = 434,188.21/x
  3. Step 3: Cross multiply
    773,718.61x = 1,067,808.41 × 434,188.21
  4. Step 4: Simplify right side
    773,718.61x = 463,629,822,160.85
  5. Step 5: Solve for x
    x = 463,629,822,160.85/773,718.61
  6. Step 6: Final answer
    x = 599,222.79

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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.