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Finding the Fourth Proportional to 363,767.85, 501,973.83 and 200,417.22

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Solution

The fourth proportional to 363,767.85, 501,973.83 and 200,417.22 is: 276,561.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,767.85 : 501,973.83 = 200,417.22 : x
  2. Step 2: Convert to fraction form
    363,767.85/501,973.83 = 200,417.22/x
  3. Step 3: Cross multiply
    363,767.85x = 501,973.83 × 200,417.22
  4. Step 4: Simplify right side
    363,767.85x = 100,604,199,521.35
  5. Step 5: Solve for x
    x = 100,604,199,521.35/363,767.85
  6. Step 6: Final answer
    x = 276,561.55

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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.