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Finding the Fourth Proportional to 556,268.65, 834,034.29 and 201,236.47

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Solution

The fourth proportional to 556,268.65, 834,034.29 and 201,236.47 is: 301,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,268.65 : 834,034.29 = 201,236.47 : x
  2. Step 2: Convert to fraction form
    556,268.65/834,034.29 = 201,236.47/x
  3. Step 3: Cross multiply
    556,268.65x = 834,034.29 × 201,236.47
  4. Step 4: Simplify right side
    556,268.65x = 167,838,116,378.56
  5. Step 5: Solve for x
    x = 167,838,116,378.56/556,268.65
  6. Step 6: Final answer
    x = 301,721.33

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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.