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Finding the Fourth Proportional to 295,967.73, 443,813.57 and 153,774.78

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Solution

The fourth proportional to 295,967.73, 443,813.57 and 153,774.78 is: 230,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,967.73 : 443,813.57 = 153,774.78 : x
  2. Step 2: Convert to fraction form
    295,967.73/443,813.57 = 153,774.78/x
  3. Step 3: Cross multiply
    295,967.73x = 443,813.57 × 153,774.78
  4. Step 4: Simplify right side
    295,967.73x = 68,247,331,484.26
  5. Step 5: Solve for x
    x = 68,247,331,484.26/295,967.73
  6. Step 6: Final answer
    x = 230,590.45

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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.