Home / 791,002.78-1,186,705.86-230,037.28

Finding the Fourth Proportional to 791,002.78, 1,186,705.86 and 230,037.28

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Solution

The fourth proportional to 791,002.78, 1,186,705.86 and 230,037.28 is: 345,114.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,002.78 : 1,186,705.86 = 230,037.28 : x
  2. Step 2: Convert to fraction form
    791,002.78/1,186,705.86 = 230,037.28/x
  3. Step 3: Cross multiply
    791,002.78x = 1,186,705.86 × 230,037.28
  4. Step 4: Simplify right side
    791,002.78x = 272,986,588,194.46
  5. Step 5: Solve for x
    x = 272,986,588,194.46/791,002.78
  6. Step 6: Final answer
    x = 345,114.57

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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.