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Finding the Fourth Proportional to 632,662.20, 873,093.42 and 346,194.36

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Solution

The fourth proportional to 632,662.20, 873,093.42 and 346,194.36 is: 477,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,662.20 : 873,093.42 = 346,194.36 : x
  2. Step 2: Convert to fraction form
    632,662.20/873,093.42 = 346,194.36/x
  3. Step 3: Cross multiply
    632,662.20x = 873,093.42 × 346,194.36
  4. Step 4: Simplify right side
    632,662.20x = 302,260,017,757.11
  5. Step 5: Solve for x
    x = 302,260,017,757.11/632,662.20
  6. Step 6: Final answer
    x = 477,758.93

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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.