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Finding the Fourth Proportional to 395,880.09, 593,811.81 and 96,362.34

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Solution

The fourth proportional to 395,880.09, 593,811.81 and 96,362.34 is: 144,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,880.09 : 593,811.81 = 96,362.34 : x
  2. Step 2: Convert to fraction form
    395,880.09/593,811.81 = 96,362.34/x
  3. Step 3: Cross multiply
    395,880.09x = 593,811.81 × 96,362.34
  4. Step 4: Simplify right side
    395,880.09x = 57,221,095,531.24
  5. Step 5: Solve for x
    x = 57,221,095,531.24/395,880.09
  6. Step 6: Final answer
    x = 144,541.48

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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.