Home / 930.04-1,282.63-575.90

Finding the Fourth Proportional to 930.04, 1,282.63 and 575.90

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Solution

The fourth proportional to 930.04, 1,282.63 and 575.90 is: 794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    930.04 : 1,282.63 = 575.90 : x
  2. Step 2: Convert to fraction form
    930.04/1,282.63 = 575.90/x
  3. Step 3: Cross multiply
    930.04x = 1,282.63 × 575.90
  4. Step 4: Simplify right side
    930.04x = 738,666.62
  5. Step 5: Solve for x
    x = 738,666.62/930.04
  6. Step 6: Final answer
    x = 794.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.