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Finding the Fourth Proportional to 616,597.47, 850,795.65 and 344,578.41

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Solution

The fourth proportional to 616,597.47, 850,795.65 and 344,578.41 is: 475,457.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,597.47 : 850,795.65 = 344,578.41 : x
  2. Step 2: Convert to fraction form
    616,597.47/850,795.65 = 344,578.41/x
  3. Step 3: Cross multiply
    616,597.47x = 850,795.65 × 344,578.41
  4. Step 4: Simplify right side
    616,597.47x = 293,165,812,311.92
  5. Step 5: Solve for x
    x = 293,165,812,311.92/616,597.47
  6. Step 6: Final answer
    x = 475,457.37

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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.