Home / 850,087.79-1,173,031.94-482,447.85

Finding the Fourth Proportional to 850,087.79, 1,173,031.94 and 482,447.85

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Solution

The fourth proportional to 850,087.79, 1,173,031.94 and 482,447.85 is: 665,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,087.79 : 1,173,031.94 = 482,447.85 : x
  2. Step 2: Convert to fraction form
    850,087.79/1,173,031.94 = 482,447.85/x
  3. Step 3: Cross multiply
    850,087.79x = 1,173,031.94 × 482,447.85
  4. Step 4: Simplify right side
    850,087.79x = 565,926,730,363.05
  5. Step 5: Solve for x
    x = 565,926,730,363.05/850,087.79
  6. Step 6: Final answer
    x = 665,727.40

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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.