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Finding the Fourth Proportional to 1,041.48, 1,563.17 and 554.94

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Solution

The fourth proportional to 1,041.48, 1,563.17 and 554.94 is: 832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.48 : 1,563.17 = 554.94 : x
  2. Step 2: Convert to fraction form
    1,041.48/1,563.17 = 554.94/x
  3. Step 3: Cross multiply
    1,041.48x = 1,563.17 × 554.94
  4. Step 4: Simplify right side
    1,041.48x = 867,465.56
  5. Step 5: Solve for x
    x = 867,465.56/1,041.48
  6. Step 6: Final answer
    x = 832.92

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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.