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Finding the Fourth Proportional to 369,788.55, 510,308.25 and 200,022.69

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Solution

The fourth proportional to 369,788.55, 510,308.25 and 200,022.69 is: 276,031.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,788.55 : 510,308.25 = 200,022.69 : x
  2. Step 2: Convert to fraction form
    369,788.55/510,308.25 = 200,022.69/x
  3. Step 3: Cross multiply
    369,788.55x = 510,308.25 × 200,022.69
  4. Step 4: Simplify right side
    369,788.55x = 102,073,228,894.19
  5. Step 5: Solve for x
    x = 102,073,228,894.19/369,788.55
  6. Step 6: Final answer
    x = 276,031.34

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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.