Home / 361,721.02-499,150.67-200,570.10

Finding the Fourth Proportional to 361,721.02, 499,150.67 and 200,570.10

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Solution

The fourth proportional to 361,721.02, 499,150.67 and 200,570.10 is: 276,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,721.02 : 499,150.67 = 200,570.10 : x
  2. Step 2: Convert to fraction form
    361,721.02/499,150.67 = 200,570.10/x
  3. Step 3: Cross multiply
    361,721.02x = 499,150.67 × 200,570.10
  4. Step 4: Simplify right side
    361,721.02x = 100,114,696,298.36
  5. Step 5: Solve for x
    x = 100,114,696,298.36/361,721.02
  6. Step 6: Final answer
    x = 276,773.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.