Home / 755,542.37-1,042,655.38-416,022.77

Finding the Fourth Proportional to 755,542.37, 1,042,655.38 and 416,022.77

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Solution

The fourth proportional to 755,542.37, 1,042,655.38 and 416,022.77 is: 574,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,542.37 : 1,042,655.38 = 416,022.77 : x
  2. Step 2: Convert to fraction form
    755,542.37/1,042,655.38 = 416,022.77/x
  3. Step 3: Cross multiply
    755,542.37x = 1,042,655.38 × 416,022.77
  4. Step 4: Simplify right side
    755,542.37x = 433,768,373,089.67
  5. Step 5: Solve for x
    x = 433,768,373,089.67/755,542.37
  6. Step 6: Final answer
    x = 574,115.22

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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.