Home / 767,857.45-1,059,692.81-441,275.48

Finding the Fourth Proportional to 767,857.45, 1,059,692.81 and 441,275.48

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Solution

The fourth proportional to 767,857.45, 1,059,692.81 and 441,275.48 is: 608,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,857.45 : 1,059,692.81 = 441,275.48 : x
  2. Step 2: Convert to fraction form
    767,857.45/1,059,692.81 = 441,275.48/x
  3. Step 3: Cross multiply
    767,857.45x = 1,059,692.81 × 441,275.48
  4. Step 4: Simplify right side
    767,857.45x = 467,616,448,086.84
  5. Step 5: Solve for x
    x = 467,616,448,086.84/767,857.45
  6. Step 6: Final answer
    x = 608,988.62

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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.