Home / 778,087.42-1,073,739.24-433,933.82

Finding the Fourth Proportional to 778,087.42, 1,073,739.24 and 433,933.82

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Solution

The fourth proportional to 778,087.42, 1,073,739.24 and 433,933.82 is: 598,816.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,087.42 : 1,073,739.24 = 433,933.82 : x
  2. Step 2: Convert to fraction form
    778,087.42/1,073,739.24 = 433,933.82/x
  3. Step 3: Cross multiply
    778,087.42x = 1,073,739.24 × 433,933.82
  4. Step 4: Simplify right side
    778,087.42x = 465,931,770,097.10
  5. Step 5: Solve for x
    x = 465,931,770,097.10/778,087.42
  6. Step 6: Final answer
    x = 598,816.74

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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.