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Finding the Fourth Proportional to 360,623.82, 497,493.28 and 233,340.42

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Solution

The fourth proportional to 360,623.82, 497,493.28 and 233,340.42 is: 321,901.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,623.82 : 497,493.28 = 233,340.42 : x
  2. Step 2: Convert to fraction form
    360,623.82/497,493.28 = 233,340.42/x
  3. Step 3: Cross multiply
    360,623.82x = 497,493.28 × 233,340.42
  4. Step 4: Simplify right side
    360,623.82x = 116,085,290,902.38
  5. Step 5: Solve for x
    x = 116,085,290,902.38/360,623.82
  6. Step 6: Final answer
    x = 321,901.34

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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.