Home / 787,842.04-1,087,207.25-481,895.95

Finding the Fourth Proportional to 787,842.04, 1,087,207.25 and 481,895.95

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Solution

The fourth proportional to 787,842.04, 1,087,207.25 and 481,895.95 is: 665,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,842.04 : 1,087,207.25 = 481,895.95 : x
  2. Step 2: Convert to fraction form
    787,842.04/1,087,207.25 = 481,895.95/x
  3. Step 3: Cross multiply
    787,842.04x = 1,087,207.25 × 481,895.95
  4. Step 4: Simplify right side
    787,842.04x = 523,920,770,585.64
  5. Step 5: Solve for x
    x = 523,920,770,585.64/787,842.04
  6. Step 6: Final answer
    x = 665,007.38

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1.5x scale

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.