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Finding the Fourth Proportional to 608,692.32, 913,125.96 and 188,001

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Solution

The fourth proportional to 608,692.32, 913,125.96 and 188,001 is: 282,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,692.32 : 913,125.96 = 188,001 : x
  2. Step 2: Convert to fraction form
    608,692.32/913,125.96 = 188,001/x
  3. Step 3: Cross multiply
    608,692.32x = 913,125.96 × 188,001
  4. Step 4: Simplify right side
    608,692.32x = 171,668,593,605.96
  5. Step 5: Solve for x
    x = 171,668,593,605.96/608,692.32
  6. Step 6: Final answer
    x = 282,028.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.