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Finding the Fourth Proportional to 1,050.55, 1,576.02 and 564.14

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Solution

The fourth proportional to 1,050.55, 1,576.02 and 564.14 is: 846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.55 : 1,576.02 = 564.14 : x
  2. Step 2: Convert to fraction form
    1,050.55/1,576.02 = 564.14/x
  3. Step 3: Cross multiply
    1,050.55x = 1,576.02 × 564.14
  4. Step 4: Simplify right side
    1,050.55x = 889,095.92
  5. Step 5: Solve for x
    x = 889,095.92/1,050.55
  6. Step 6: Final answer
    x = 846.31

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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.