Home / 730,930.86-1,096,583.15-281,531.11

Finding the Fourth Proportional to 730,930.86, 1,096,583.15 and 281,531.11

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Solution

The fourth proportional to 730,930.86, 1,096,583.15 and 281,531.11 is: 422,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,930.86 : 1,096,583.15 = 281,531.11 : x
  2. Step 2: Convert to fraction form
    730,930.86/1,096,583.15 = 281,531.11/x
  3. Step 3: Cross multiply
    730,930.86x = 1,096,583.15 × 281,531.11
  4. Step 4: Simplify right side
    730,930.86x = 308,722,271,426.80
  5. Step 5: Solve for x
    x = 308,722,271,426.80/730,930.86
  6. Step 6: Final answer
    x = 422,368.64

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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.