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Finding the Fourth Proportional to 546,916, 754,744.08 and 308,498.08

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Solution

The fourth proportional to 546,916, 754,744.08 and 308,498.08 is: 425,727.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,916 : 754,744.08 = 308,498.08 : x
  2. Step 2: Convert to fraction form
    546,916/754,744.08 = 308,498.08/x
  3. Step 3: Cross multiply
    546,916x = 754,744.08 × 308,498.08
  4. Step 4: Simplify right side
    546,916x = 232,837,099,571.37
  5. Step 5: Solve for x
    x = 232,837,099,571.37/546,916
  6. Step 6: Final answer
    x = 425,727.35

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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.