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Finding the Fourth Proportional to 395,364.60, 593,046.90 and 366,204.60

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Solution

The fourth proportional to 395,364.60, 593,046.90 and 366,204.60 is: 549,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,364.60 : 593,046.90 = 366,204.60 : x
  2. Step 2: Convert to fraction form
    395,364.60/593,046.90 = 366,204.60/x
  3. Step 3: Cross multiply
    395,364.60x = 593,046.90 × 366,204.60
  4. Step 4: Simplify right side
    395,364.60x = 217,176,502,795.74
  5. Step 5: Solve for x
    x = 217,176,502,795.74/395,364.60
  6. Step 6: Final answer
    x = 549,306.90

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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.