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Finding the Fourth Proportional to 439,608.36, 606,692.16 and 246,035.52

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Solution

The fourth proportional to 439,608.36, 606,692.16 and 246,035.52 is: 339,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,608.36 : 606,692.16 = 246,035.52 : x
  2. Step 2: Convert to fraction form
    439,608.36/606,692.16 = 246,035.52/x
  3. Step 3: Cross multiply
    439,608.36x = 606,692.16 × 246,035.52
  4. Step 4: Simplify right side
    439,608.36x = 149,267,821,065.52
  5. Step 5: Solve for x
    x = 149,267,821,065.52/439,608.36
  6. Step 6: Final answer
    x = 339,547.28

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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.