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Finding the Fourth Proportional to 567,924.52, 783,750.66 and 309,805.87

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Solution

The fourth proportional to 567,924.52, 783,750.66 and 309,805.87 is: 427,540.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,924.52 : 783,750.66 = 309,805.87 : x
  2. Step 2: Convert to fraction form
    567,924.52/783,750.66 = 309,805.87/x
  3. Step 3: Cross multiply
    567,924.52x = 783,750.66 × 309,805.87
  4. Step 4: Simplify right side
    567,924.52x = 242,810,555,084.37
  5. Step 5: Solve for x
    x = 242,810,555,084.37/567,924.52
  6. Step 6: Final answer
    x = 427,540.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.