Home / 929,983.16-1,395,491.42-503,512.70

Finding the Fourth Proportional to 929,983.16, 1,395,491.42 and 503,512.70

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Solution

The fourth proportional to 929,983.16, 1,395,491.42 and 503,512.70 is: 755,548.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,983.16 : 1,395,491.42 = 503,512.70 : x
  2. Step 2: Convert to fraction form
    929,983.16/1,395,491.42 = 503,512.70/x
  3. Step 3: Cross multiply
    929,983.16x = 1,395,491.42 × 503,512.70
  4. Step 4: Simplify right side
    929,983.16x = 702,647,643,216.01
  5. Step 5: Solve for x
    x = 702,647,643,216.01/929,983.16
  6. Step 6: Final answer
    x = 755,548.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.