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Finding the Fourth Proportional to 556,337.57, 834,506.96 and 201,268.40

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Solution

The fourth proportional to 556,337.57, 834,506.96 and 201,268.40 is: 301,902.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,337.57 : 834,506.96 = 201,268.40 : x
  2. Step 2: Convert to fraction form
    556,337.57/834,506.96 = 201,268.40/x
  3. Step 3: Cross multiply
    556,337.57x = 834,506.96 × 201,268.40
  4. Step 4: Simplify right side
    556,337.57x = 167,959,875,449.19
  5. Step 5: Solve for x
    x = 167,959,875,449.19/556,337.57
  6. Step 6: Final answer
    x = 301,902.81

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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.