Home / 755,875.77-1,042,741.14-483,725.49

Finding the Fourth Proportional to 755,875.77, 1,042,741.14 and 483,725.49

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Solution

The fourth proportional to 755,875.77, 1,042,741.14 and 483,725.49 is: 667,306.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,875.77 : 1,042,741.14 = 483,725.49 : x
  2. Step 2: Convert to fraction form
    755,875.77/1,042,741.14 = 483,725.49/x
  3. Step 3: Cross multiply
    755,875.77x = 1,042,741.14 × 483,725.49
  4. Step 4: Simplify right side
    755,875.77x = 504,400,468,889.66
  5. Step 5: Solve for x
    x = 504,400,468,889.66/755,875.77
  6. Step 6: Final answer
    x = 667,306.04

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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.