Home / 808,873.08-1,213,309.48-276,398.68

Finding the Fourth Proportional to 808,873.08, 1,213,309.48 and 276,398.68

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Solution

The fourth proportional to 808,873.08, 1,213,309.48 and 276,398.68 is: 414,597.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,873.08 : 1,213,309.48 = 276,398.68 : x
  2. Step 2: Convert to fraction form
    808,873.08/1,213,309.48 = 276,398.68/x
  3. Step 3: Cross multiply
    808,873.08x = 1,213,309.48 × 276,398.68
  4. Step 4: Simplify right side
    808,873.08x = 335,357,138,703.49
  5. Step 5: Solve for x
    x = 335,357,138,703.49/808,873.08
  6. Step 6: Final answer
    x = 414,597.97

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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.