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Finding the Fourth Proportional to 473,345.70, 709,231.23 and 332,809.62

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Solution

The fourth proportional to 473,345.70, 709,231.23 and 332,809.62 is: 498,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,345.70 : 709,231.23 = 332,809.62 : x
  2. Step 2: Convert to fraction form
    473,345.70/709,231.23 = 332,809.62/x
  3. Step 3: Cross multiply
    473,345.70x = 709,231.23 × 332,809.62
  4. Step 4: Simplify right side
    473,345.70x = 236,038,976,148.43
  5. Step 5: Solve for x
    x = 236,038,976,148.43/473,345.70
  6. Step 6: Final answer
    x = 498,660.86

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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.