Home / 755,217.81-1,042,204.91-411,052.92

Finding the Fourth Proportional to 755,217.81, 1,042,204.91 and 411,052.92

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Solution

The fourth proportional to 755,217.81, 1,042,204.91 and 411,052.92 is: 567,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,217.81 : 1,042,204.91 = 411,052.92 : x
  2. Step 2: Convert to fraction form
    755,217.81/1,042,204.91 = 411,052.92/x
  3. Step 3: Cross multiply
    755,217.81x = 1,042,204.91 × 411,052.92
  4. Step 4: Simplify right side
    755,217.81x = 428,401,371,493.84
  5. Step 5: Solve for x
    x = 428,401,371,493.84/755,217.81
  6. Step 6: Final answer
    x = 567,255.39

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1.5x scale

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.