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Finding the Fourth Proportional to 622,996.35, 934,524.21 and 302,766.71

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Solution

The fourth proportional to 622,996.35, 934,524.21 and 302,766.71 is: 454,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,996.35 : 934,524.21 = 302,766.71 : x
  2. Step 2: Convert to fraction form
    622,996.35/934,524.21 = 302,766.71/x
  3. Step 3: Cross multiply
    622,996.35x = 934,524.21 × 302,766.71
  4. Step 4: Simplify right side
    622,996.35x = 282,942,820,477.05
  5. Step 5: Solve for x
    x = 282,942,820,477.05/622,996.35
  6. Step 6: Final answer
    x = 454,164.49

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1.5x scale

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.