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Finding the Fourth Proportional to 361,357.20, 499,092.84 and 340,362

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Solution

The fourth proportional to 361,357.20, 499,092.84 and 340,362 is: 470,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,357.20 : 499,092.84 = 340,362 : x
  2. Step 2: Convert to fraction form
    361,357.20/499,092.84 = 340,362/x
  3. Step 3: Cross multiply
    361,357.20x = 499,092.84 × 340,362
  4. Step 4: Simplify right side
    361,357.20x = 169,872,237,208.08
  5. Step 5: Solve for x
    x = 169,872,237,208.08/361,357.20
  6. Step 6: Final answer
    x = 470,095.07

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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.