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Finding the Fourth Proportional to 488,795.60, 733,193.40 and 404,814.80

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Solution

The fourth proportional to 488,795.60, 733,193.40 and 404,814.80 is: 607,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,795.60 : 733,193.40 = 404,814.80 : x
  2. Step 2: Convert to fraction form
    488,795.60/733,193.40 = 404,814.80/x
  3. Step 3: Cross multiply
    488,795.60x = 733,193.40 × 404,814.80
  4. Step 4: Simplify right side
    488,795.60x = 296,807,539,582.32
  5. Step 5: Solve for x
    x = 296,807,539,582.32/488,795.60
  6. Step 6: Final answer
    x = 607,222.20

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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.