Home / 755,274.05-1,042,305.71-411,093.35

Finding the Fourth Proportional to 755,274.05, 1,042,305.71 and 411,093.35

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Solution

The fourth proportional to 755,274.05, 1,042,305.71 and 411,093.35 is: 567,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,274.05 : 1,042,305.71 = 411,093.35 : x
  2. Step 2: Convert to fraction form
    755,274.05/1,042,305.71 = 411,093.35/x
  3. Step 3: Cross multiply
    755,274.05x = 1,042,305.71 × 411,093.35
  4. Step 4: Simplify right side
    755,274.05x = 428,484,938,781.03
  5. Step 5: Solve for x
    x = 428,484,938,781.03/755,274.05
  6. Step 6: Final answer
    x = 567,323.80

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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.