Home / 808,054.81-1,211,818.44-268,166.08

Finding the Fourth Proportional to 808,054.81, 1,211,818.44 and 268,166.08

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Solution

The fourth proportional to 808,054.81, 1,211,818.44 and 268,166.08 is: 402,161.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,054.81 : 1,211,818.44 = 268,166.08 : x
  2. Step 2: Convert to fraction form
    808,054.81/1,211,818.44 = 268,166.08/x
  3. Step 3: Cross multiply
    808,054.81x = 1,211,818.44 × 268,166.08
  4. Step 4: Simplify right side
    808,054.81x = 324,968,600,726.52
  5. Step 5: Solve for x
    x = 324,968,600,726.52/808,054.81
  6. Step 6: Final answer
    x = 402,161.58

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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.