Home / 434,821.69-652,226.46-150,719.05

Finding the Fourth Proportional to 434,821.69, 652,226.46 and 150,719.05

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Solution

The fourth proportional to 434,821.69, 652,226.46 and 150,719.05 is: 226,076.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,821.69 : 652,226.46 = 150,719.05 : x
  2. Step 2: Convert to fraction form
    434,821.69/652,226.46 = 150,719.05/x
  3. Step 3: Cross multiply
    434,821.69x = 652,226.46 × 150,719.05
  4. Step 4: Simplify right side
    434,821.69x = 98,302,952,436.06
  5. Step 5: Solve for x
    x = 98,302,952,436.06/434,821.69
  6. Step 6: Final answer
    x = 226,076.47

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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.