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Finding the Fourth Proportional to 479,073.34, 717,115.33 and 352,856.10

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Solution

The fourth proportional to 479,073.34, 717,115.33 and 352,856.10 is: 528,183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,073.34 : 717,115.33 = 352,856.10 : x
  2. Step 2: Convert to fraction form
    479,073.34/717,115.33 = 352,856.10/x
  3. Step 3: Cross multiply
    479,073.34x = 717,115.33 × 352,856.10
  4. Step 4: Simplify right side
    479,073.34x = 253,038,515,705.68
  5. Step 5: Solve for x
    x = 253,038,515,705.68/479,073.34
  6. Step 6: Final answer
    x = 528,183.26

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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.