Home / 755,035.57-1,041,949.25-415,503.82

Finding the Fourth Proportional to 755,035.57, 1,041,949.25 and 415,503.82

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Solution

The fourth proportional to 755,035.57, 1,041,949.25 and 415,503.82 is: 573,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,035.57 : 1,041,949.25 = 415,503.82 : x
  2. Step 2: Convert to fraction form
    755,035.57/1,041,949.25 = 415,503.82/x
  3. Step 3: Cross multiply
    755,035.57x = 1,041,949.25 × 415,503.82
  4. Step 4: Simplify right side
    755,035.57x = 432,933,893,621.14
  5. Step 5: Solve for x
    x = 432,933,893,621.14/755,035.57
  6. Step 6: Final answer
    x = 573,395.36

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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.