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Finding the Fourth Proportional to 352,770.81, 529,837.23 and 302,283.92

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Solution

The fourth proportional to 352,770.81, 529,837.23 and 302,283.92 is: 454,009.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,770.81 : 529,837.23 = 302,283.92 : x
  2. Step 2: Convert to fraction form
    352,770.81/529,837.23 = 302,283.92/x
  3. Step 3: Cross multiply
    352,770.81x = 529,837.23 × 302,283.92
  4. Step 4: Simplify right side
    352,770.81x = 160,161,272,197.16
  5. Step 5: Solve for x
    x = 160,161,272,197.16/352,770.81
  6. Step 6: Final answer
    x = 454,009.42

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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.