Home / 804,515.90-1,206,935.85-235,895.90

Finding the Fourth Proportional to 804,515.90, 1,206,935.85 and 235,895.90

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Solution

The fourth proportional to 804,515.90, 1,206,935.85 and 235,895.90 is: 353,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,515.90 : 1,206,935.85 = 235,895.90 : x
  2. Step 2: Convert to fraction form
    804,515.90/1,206,935.85 = 235,895.90/x
  3. Step 3: Cross multiply
    804,515.90x = 1,206,935.85 × 235,895.90
  4. Step 4: Simplify right side
    804,515.90x = 284,711,218,578.02
  5. Step 5: Solve for x
    x = 284,711,218,578.02/804,515.90
  6. Step 6: Final answer
    x = 353,891.35

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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.