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Finding the Fourth Proportional to 299,770.02, 413,501.58 and 197,759.22

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Solution

The fourth proportional to 299,770.02, 413,501.58 and 197,759.22 is: 272,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,770.02 : 413,501.58 = 197,759.22 : x
  2. Step 2: Convert to fraction form
    299,770.02/413,501.58 = 197,759.22/x
  3. Step 3: Cross multiply
    299,770.02x = 413,501.58 × 197,759.22
  4. Step 4: Simplify right side
    299,770.02x = 81,773,749,929.57
  5. Step 5: Solve for x
    x = 81,773,749,929.57/299,770.02
  6. Step 6: Final answer
    x = 272,788.29

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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.