Home / 929,676.90-1,395,262.73-480,529.37

Finding the Fourth Proportional to 929,676.90, 1,395,262.73 and 480,529.37

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Solution

The fourth proportional to 929,676.90, 1,395,262.73 and 480,529.37 is: 721,180.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,676.90 : 1,395,262.73 = 480,529.37 : x
  2. Step 2: Convert to fraction form
    929,676.90/1,395,262.73 = 480,529.37/x
  3. Step 3: Cross multiply
    929,676.90x = 1,395,262.73 × 480,529.37
  4. Step 4: Simplify right side
    929,676.90x = 670,464,725,320.86
  5. Step 5: Solve for x
    x = 670,464,725,320.86/929,676.90
  6. Step 6: Final answer
    x = 721,180.36

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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.