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Finding the Fourth Proportional to 435,185.46, 600,401.97 and 284,369.94

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Solution

The fourth proportional to 435,185.46, 600,401.97 and 284,369.94 is: 392,329.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,185.46 : 600,401.97 = 284,369.94 : x
  2. Step 2: Convert to fraction form
    435,185.46/600,401.97 = 284,369.94/x
  3. Step 3: Cross multiply
    435,185.46x = 600,401.97 × 284,369.94
  4. Step 4: Simplify right side
    435,185.46x = 170,736,272,184.78
  5. Step 5: Solve for x
    x = 170,736,272,184.78/435,185.46
  6. Step 6: Final answer
    x = 392,329.91

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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.