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Finding the Fourth Proportional to 906,212, 1,250,574.08 and 503,804

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Solution

The fourth proportional to 906,212, 1,250,574.08 and 503,804 is: 695,250.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,212 : 1,250,574.08 = 503,804 : x
  2. Step 2: Convert to fraction form
    906,212/1,250,574.08 = 503,804/x
  3. Step 3: Cross multiply
    906,212x = 1,250,574.08 × 503,804
  4. Step 4: Simplify right side
    906,212x = 630,044,223,800.32
  5. Step 5: Solve for x
    x = 630,044,223,800.32/906,212
  6. Step 6: Final answer
    x = 695,250.37

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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.