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Finding the Fourth Proportional to 338,298.66, 466,845.93 and 195,064.74

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Solution

The fourth proportional to 338,298.66, 466,845.93 and 195,064.74 is: 269,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,298.66 : 466,845.93 = 195,064.74 : x
  2. Step 2: Convert to fraction form
    338,298.66/466,845.93 = 195,064.74/x
  3. Step 3: Cross multiply
    338,298.66x = 466,845.93 × 195,064.74
  4. Step 4: Simplify right side
    338,298.66x = 91,065,179,955.51
  5. Step 5: Solve for x
    x = 91,065,179,955.51/338,298.66
  6. Step 6: Final answer
    x = 269,185.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.