Home / 1,050.96-1,576.38-357.60

Finding the Fourth Proportional to 1,050.96, 1,576.38 and 357.60

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Solution

The fourth proportional to 1,050.96, 1,576.38 and 357.60 is: 536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.96 : 1,576.38 = 357.60 : x
  2. Step 2: Convert to fraction form
    1,050.96/1,576.38 = 357.60/x
  3. Step 3: Cross multiply
    1,050.96x = 1,576.38 × 357.60
  4. Step 4: Simplify right side
    1,050.96x = 563,713.49
  5. Step 5: Solve for x
    x = 563,713.49/1,050.96
  6. Step 6: Final answer
    x = 536.38

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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.