Home / 340,592.04-510,949.92-140,803.92

Finding the Fourth Proportional to 340,592.04, 510,949.92 and 140,803.92

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Solution

The fourth proportional to 340,592.04, 510,949.92 and 140,803.92 is: 211,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,592.04 : 510,949.92 = 140,803.92 : x
  2. Step 2: Convert to fraction form
    340,592.04/510,949.92 = 140,803.92/x
  3. Step 3: Cross multiply
    340,592.04x = 510,949.92 × 140,803.92
  4. Step 4: Simplify right side
    340,592.04x = 71,943,751,659.69
  5. Step 5: Solve for x
    x = 71,943,751,659.69/340,592.04
  6. Step 6: Final answer
    x = 211,231.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.