Home / 395,908.08-593,162.28-262,471.92

Finding the Fourth Proportional to 395,908.08, 593,162.28 and 262,471.92

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Solution

The fourth proportional to 395,908.08, 593,162.28 and 262,471.92 is: 393,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,908.08 : 593,162.28 = 262,471.92 : x
  2. Step 2: Convert to fraction form
    395,908.08/593,162.28 = 262,471.92/x
  3. Step 3: Cross multiply
    395,908.08x = 593,162.28 × 262,471.92
  4. Step 4: Simplify right side
    395,908.08x = 155,688,442,503.18
  5. Step 5: Solve for x
    x = 155,688,442,503.18/395,908.08
  6. Step 6: Final answer
    x = 393,243.91

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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.