Home / 805,956.32-1,208,673.48-266,091.32

Finding the Fourth Proportional to 805,956.32, 1,208,673.48 and 266,091.32

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Solution

The fourth proportional to 805,956.32, 1,208,673.48 and 266,091.32 is: 399,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,956.32 : 1,208,673.48 = 266,091.32 : x
  2. Step 2: Convert to fraction form
    805,956.32/1,208,673.48 = 266,091.32/x
  3. Step 3: Cross multiply
    805,956.32x = 1,208,673.48 × 266,091.32
  4. Step 4: Simplify right side
    805,956.32x = 321,617,521,742.19
  5. Step 5: Solve for x
    x = 321,617,521,742.19/805,956.32
  6. Step 6: Final answer
    x = 399,050.81

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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.