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Finding the Fourth Proportional to 395,596.20, 593,831.70 and 246,005.40

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Solution

The fourth proportional to 395,596.20, 593,831.70 and 246,005.40 is: 369,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,596.20 : 593,831.70 = 246,005.40 : x
  2. Step 2: Convert to fraction form
    395,596.20/593,831.70 = 246,005.40/x
  3. Step 3: Cross multiply
    395,596.20x = 593,831.70 × 246,005.40
  4. Step 4: Simplify right side
    395,596.20x = 146,085,804,891.18
  5. Step 5: Solve for x
    x = 146,085,804,891.18/395,596.20
  6. Step 6: Final answer
    x = 369,280.10

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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.