Home / 773,670.20-1,067,639.82-434,144.12

Finding the Fourth Proportional to 773,670.20, 1,067,639.82 and 434,144.12

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Solution

The fourth proportional to 773,670.20, 1,067,639.82 and 434,144.12 is: 599,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,670.20 : 1,067,639.82 = 434,144.12 : x
  2. Step 2: Convert to fraction form
    773,670.20/1,067,639.82 = 434,144.12/x
  3. Step 3: Cross multiply
    773,670.20x = 1,067,639.82 × 434,144.12
  4. Step 4: Simplify right side
    773,670.20x = 463,509,550,130.86
  5. Step 5: Solve for x
    x = 463,509,550,130.86/773,670.20
  6. Step 6: Final answer
    x = 599,104.83

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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.