Home / 341,721.70-512,582.55-223,756.90

Finding the Fourth Proportional to 341,721.70, 512,582.55 and 223,756.90

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Solution

The fourth proportional to 341,721.70, 512,582.55 and 223,756.90 is: 335,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,721.70 : 512,582.55 = 223,756.90 : x
  2. Step 2: Convert to fraction form
    341,721.70/512,582.55 = 223,756.90/x
  3. Step 3: Cross multiply
    341,721.70x = 512,582.55 × 223,756.90
  4. Step 4: Simplify right side
    341,721.70x = 114,693,882,382.10
  5. Step 5: Solve for x
    x = 114,693,882,382.10/341,721.70
  6. Step 6: Final answer
    x = 335,635.35

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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.