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Finding the Fourth Proportional to 906,176, 1,250,524.32 and 503,768

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Solution

The fourth proportional to 906,176, 1,250,524.32 and 503,768 is: 695,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,176 : 1,250,524.32 = 503,768 : x
  2. Step 2: Convert to fraction form
    906,176/1,250,524.32 = 503,768/x
  3. Step 3: Cross multiply
    906,176x = 1,250,524.32 × 503,768
  4. Step 4: Simplify right side
    906,176x = 629,974,135,637.76
  5. Step 5: Solve for x
    x = 629,974,135,637.76/906,176
  6. Step 6: Final answer
    x = 695,200.64

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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.