Home / 1,046.28-1,569.30-352.92

Finding the Fourth Proportional to 1,046.28, 1,569.30 and 352.92

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Solution

The fourth proportional to 1,046.28, 1,569.30 and 352.92 is: 529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.28 : 1,569.30 = 352.92 : x
  2. Step 2: Convert to fraction form
    1,046.28/1,569.30 = 352.92/x
  3. Step 3: Cross multiply
    1,046.28x = 1,569.30 × 352.92
  4. Step 4: Simplify right side
    1,046.28x = 553,837.36
  5. Step 5: Solve for x
    x = 553,837.36/1,046.28
  6. Step 6: Final answer
    x = 529.34

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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.