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Finding the Fourth Proportional to 346,108.84, 477,539.94 and 202,791.88

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Solution

The fourth proportional to 346,108.84, 477,539.94 and 202,791.88 is: 279,799.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,108.84 : 477,539.94 = 202,791.88 : x
  2. Step 2: Convert to fraction form
    346,108.84/477,539.94 = 202,791.88/x
  3. Step 3: Cross multiply
    346,108.84x = 477,539.94 × 202,791.88
  4. Step 4: Simplify right side
    346,108.84x = 96,841,222,207.69
  5. Step 5: Solve for x
    x = 96,841,222,207.69/346,108.84
  6. Step 6: Final answer
    x = 279,799.91

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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.