Home / 1,046.00-1,569.63-388.35

Finding the Fourth Proportional to 1,046.00, 1,569.63 and 388.35

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Solution

The fourth proportional to 1,046.00, 1,569.63 and 388.35 is: 582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.00 : 1,569.63 = 388.35 : x
  2. Step 2: Convert to fraction form
    1,046.00/1,569.63 = 388.35/x
  3. Step 3: Cross multiply
    1,046.00x = 1,569.63 × 388.35
  4. Step 4: Simplify right side
    1,046.00x = 609,569.50
  5. Step 5: Solve for x
    x = 609,569.50/1,046.00
  6. Step 6: Final answer
    x = 582.76

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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.