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Finding the Fourth Proportional to 1,358.01, 2,037.83 and 577.94

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Solution

The fourth proportional to 1,358.01, 2,037.83 and 577.94 is: 867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358.01 : 2,037.83 = 577.94 : x
  2. Step 2: Convert to fraction form
    1,358.01/2,037.83 = 577.94/x
  3. Step 3: Cross multiply
    1,358.01x = 2,037.83 × 577.94
  4. Step 4: Simplify right side
    1,358.01x = 1,177,730.39
  5. Step 5: Solve for x
    x = 1,177,730.39/1,358.01
  6. Step 6: Final answer
    x = 867.25

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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.