Home / 772,441.38-1,065,910.32-432,844.02

Finding the Fourth Proportional to 772,441.38, 1,065,910.32 and 432,844.02

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Solution

The fourth proportional to 772,441.38, 1,065,910.32 and 432,844.02 is: 597,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,441.38 : 1,065,910.32 = 432,844.02 : x
  2. Step 2: Convert to fraction form
    772,441.38/1,065,910.32 = 432,844.02/x
  3. Step 3: Cross multiply
    772,441.38x = 1,065,910.32 × 432,844.02
  4. Step 4: Simplify right side
    772,441.38x = 461,372,907,868.29
  5. Step 5: Solve for x
    x = 461,372,907,868.29/772,441.38
  6. Step 6: Final answer
    x = 597,291.81

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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.