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Finding the Fourth Proportional to 395,349.80, 593,019.45 and 95,833.08

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Solution

The fourth proportional to 395,349.80, 593,019.45 and 95,833.08 is: 143,748.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,349.80 : 593,019.45 = 95,833.08 : x
  2. Step 2: Convert to fraction form
    395,349.80/593,019.45 = 95,833.08/x
  3. Step 3: Cross multiply
    395,349.80x = 593,019.45 × 95,833.08
  4. Step 4: Simplify right side
    395,349.80x = 56,830,880,393.41
  5. Step 5: Solve for x
    x = 56,830,880,393.41/395,349.80
  6. Step 6: Final answer
    x = 143,748.35

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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.