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Finding the Fourth Proportional to 1,530.01, 2,296.04 and 556.11

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Solution

The fourth proportional to 1,530.01, 2,296.04 and 556.11 is: 834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.01 : 2,296.04 = 556.11 : x
  2. Step 2: Convert to fraction form
    1,530.01/2,296.04 = 556.11/x
  3. Step 3: Cross multiply
    1,530.01x = 2,296.04 × 556.11
  4. Step 4: Simplify right side
    1,530.01x = 1,276,845.58
  5. Step 5: Solve for x
    x = 1,276,845.58/1,530.01
  6. Step 6: Final answer
    x = 834.54

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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.