Home / 930.03-1,395.01-382.24

Finding the Fourth Proportional to 930.03, 1,395.01 and 382.24

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Solution

The fourth proportional to 930.03, 1,395.01 and 382.24 is: 573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    930.03 : 1,395.01 = 382.24 : x
  2. Step 2: Convert to fraction form
    930.03/1,395.01 = 382.24/x
  3. Step 3: Cross multiply
    930.03x = 1,395.01 × 382.24
  4. Step 4: Simplify right side
    930.03x = 533,228.62
  5. Step 5: Solve for x
    x = 533,228.62/930.03
  6. Step 6: Final answer
    x = 573.35

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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.