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Finding the Fourth Proportional to 671,848.59, 927,152 and 365,926.17

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Solution

The fourth proportional to 671,848.59, 927,152 and 365,926.17 is: 504,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,848.59 : 927,152 = 365,926.17 : x
  2. Step 2: Convert to fraction form
    671,848.59/927,152 = 365,926.17/x
  3. Step 3: Cross multiply
    671,848.59x = 927,152 × 365,926.17
  4. Step 4: Simplify right side
    671,848.59x = 339,269,180,367.84
  5. Step 5: Solve for x
    x = 339,269,180,367.84/671,848.59
  6. Step 6: Final answer
    x = 504,978.63

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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.