Home / 808,767.03-1,213,322.77-240,149.76

Finding the Fourth Proportional to 808,767.03, 1,213,322.77 and 240,149.76

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Solution

The fourth proportional to 808,767.03, 1,213,322.77 and 240,149.76 is: 360,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,767.03 : 1,213,322.77 = 240,149.76 : x
  2. Step 2: Convert to fraction form
    808,767.03/1,213,322.77 = 240,149.76/x
  3. Step 3: Cross multiply
    808,767.03x = 1,213,322.77 × 240,149.76
  4. Step 4: Simplify right side
    808,767.03x = 291,379,173,917.78
  5. Step 5: Solve for x
    x = 291,379,173,917.78/808,767.03
  6. Step 6: Final answer
    x = 360,275.78

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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.