Home / 1,107,160.92-1,661,258.16-433,067.58

Finding the Fourth Proportional to 1,107,160.92, 1,661,258.16 and 433,067.58

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Solution

The fourth proportional to 1,107,160.92, 1,661,258.16 and 433,067.58 is: 649,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,160.92 : 1,661,258.16 = 433,067.58 : x
  2. Step 2: Convert to fraction form
    1,107,160.92/1,661,258.16 = 433,067.58/x
  3. Step 3: Cross multiply
    1,107,160.92x = 1,661,258.16 × 433,067.58
  4. Step 4: Simplify right side
    1,107,160.92x = 719,437,051,106.45
  5. Step 5: Solve for x
    x = 719,437,051,106.45/1,107,160.92
  6. Step 6: Final answer
    x = 649,803.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.