Home / 769,513.76-1,154,394.69-237,034.28

Finding the Fourth Proportional to 769,513.76, 1,154,394.69 and 237,034.28

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Solution

The fourth proportional to 769,513.76, 1,154,394.69 and 237,034.28 is: 355,589.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,513.76 : 1,154,394.69 = 237,034.28 : x
  2. Step 2: Convert to fraction form
    769,513.76/1,154,394.69 = 237,034.28/x
  3. Step 3: Cross multiply
    769,513.76x = 1,154,394.69 × 237,034.28
  4. Step 4: Simplify right side
    769,513.76x = 273,631,116,177.08
  5. Step 5: Solve for x
    x = 273,631,116,177.08/769,513.76
  6. Step 6: Final answer
    x = 355,589.63

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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.