Home / 395,384.44-593,320.20-155,456.08

Finding the Fourth Proportional to 395,384.44, 593,320.20 and 155,456.08

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Solution

The fourth proportional to 395,384.44, 593,320.20 and 155,456.08 is: 233,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,384.44 : 593,320.20 = 155,456.08 : x
  2. Step 2: Convert to fraction form
    395,384.44/593,320.20 = 155,456.08/x
  3. Step 3: Cross multiply
    395,384.44x = 593,320.20 × 155,456.08
  4. Step 4: Simplify right side
    395,384.44x = 92,235,232,476.82
  5. Step 5: Solve for x
    x = 92,235,232,476.82/395,384.44
  6. Step 6: Final answer
    x = 233,279.87

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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.