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Finding the Fourth Proportional to 671,953.50, 927,282.92 and 366,026.31

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Solution

The fourth proportional to 671,953.50, 927,282.92 and 366,026.31 is: 505,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,953.50 : 927,282.92 = 366,026.31 : x
  2. Step 2: Convert to fraction form
    671,953.50/927,282.92 = 366,026.31/x
  3. Step 3: Cross multiply
    671,953.50x = 927,282.92 × 366,026.31
  4. Step 4: Simplify right side
    671,953.50x = 339,409,943,703.49
  5. Step 5: Solve for x
    x = 339,409,943,703.49/671,953.50
  6. Step 6: Final answer
    x = 505,109.27

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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.