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Finding the Fourth Proportional to 556,300.40, 834,081.92 and 201,268.22

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Solution

The fourth proportional to 556,300.40, 834,081.92 and 201,268.22 is: 301,768.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,300.40 : 834,081.92 = 201,268.22 : x
  2. Step 2: Convert to fraction form
    556,300.40/834,081.92 = 201,268.22/x
  3. Step 3: Cross multiply
    556,300.40x = 834,081.92 × 201,268.22
  4. Step 4: Simplify right side
    556,300.40x = 167,874,182,366.24
  5. Step 5: Solve for x
    x = 167,874,182,366.24/556,300.40
  6. Step 6: Final answer
    x = 301,768.94

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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.