Home / 351,424.13-484,946.12-206,210.36

Finding the Fourth Proportional to 351,424.13, 484,946.12 and 206,210.36

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Solution

The fourth proportional to 351,424.13, 484,946.12 and 206,210.36 is: 284,559.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,424.13 : 484,946.12 = 206,210.36 : x
  2. Step 2: Convert to fraction form
    351,424.13/484,946.12 = 206,210.36/x
  3. Step 3: Cross multiply
    351,424.13x = 484,946.12 × 206,210.36
  4. Step 4: Simplify right side
    351,424.13x = 100,000,910,530.02
  5. Step 5: Solve for x
    x = 100,000,910,530.02/351,424.13
  6. Step 6: Final answer
    x = 284,559.04

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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.