Home / 929,732.57-1,283,040.46-521,826.24

Finding the Fourth Proportional to 929,732.57, 1,283,040.46 and 521,826.24

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Solution

The fourth proportional to 929,732.57, 1,283,040.46 and 521,826.24 is: 720,125.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,732.57 : 1,283,040.46 = 521,826.24 : x
  2. Step 2: Convert to fraction form
    929,732.57/1,283,040.46 = 521,826.24/x
  3. Step 3: Cross multiply
    929,732.57x = 1,283,040.46 × 521,826.24
  4. Step 4: Simplify right side
    929,732.57x = 669,524,179,009.67
  5. Step 5: Solve for x
    x = 669,524,179,009.67/929,732.57
  6. Step 6: Final answer
    x = 720,125.55

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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.