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Finding the Fourth Proportional to 395,878.46, 593,809.04 and 96,360.62

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Solution

The fourth proportional to 395,878.46, 593,809.04 and 96,360.62 is: 144,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,878.46 : 593,809.04 = 96,360.62 : x
  2. Step 2: Convert to fraction form
    395,878.46/593,809.04 = 96,360.62/x
  3. Step 3: Cross multiply
    395,878.46x = 593,809.04 × 96,360.62
  4. Step 4: Simplify right side
    395,878.46x = 57,219,807,256.00
  5. Step 5: Solve for x
    x = 57,219,807,256.00/395,878.46
  6. Step 6: Final answer
    x = 144,538.82

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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.