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Finding the Fourth Proportional to 906,177, 1,250,525.70 and 503,769

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Solution

The fourth proportional to 906,177, 1,250,525.70 and 503,769 is: 695,202.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,177 : 1,250,525.70 = 503,769 : x
  2. Step 2: Convert to fraction form
    906,177/1,250,525.70 = 503,769/x
  3. Step 3: Cross multiply
    906,177x = 1,250,525.70 × 503,769
  4. Step 4: Simplify right side
    906,177x = 629,976,081,363.30
  5. Step 5: Solve for x
    x = 629,976,081,363.30/906,177
  6. Step 6: Final answer
    x = 695,202.02

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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.