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Finding the Fourth Proportional to 352,898.89, 529,050.68 and 153,068.75

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Solution

The fourth proportional to 352,898.89, 529,050.68 and 153,068.75 is: 229,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,898.89 : 529,050.68 = 153,068.75 : x
  2. Step 2: Convert to fraction form
    352,898.89/529,050.68 = 153,068.75/x
  3. Step 3: Cross multiply
    352,898.89x = 529,050.68 × 153,068.75
  4. Step 4: Simplify right side
    352,898.89x = 80,981,126,274.25
  5. Step 5: Solve for x
    x = 80,981,126,274.25/352,898.89
  6. Step 6: Final answer
    x = 229,474.02

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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.