Home / 744,897.37-1,027,835.83-469,212.38

Finding the Fourth Proportional to 744,897.37, 1,027,835.83 and 469,212.38

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Solution

The fourth proportional to 744,897.37, 1,027,835.83 and 469,212.38 is: 647,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,897.37 : 1,027,835.83 = 469,212.38 : x
  2. Step 2: Convert to fraction form
    744,897.37/1,027,835.83 = 469,212.38/x
  3. Step 3: Cross multiply
    744,897.37x = 1,027,835.83 × 469,212.38
  4. Step 4: Simplify right side
    744,897.37x = 482,273,296,043.58
  5. Step 5: Solve for x
    x = 482,273,296,043.58/744,897.37
  6. Step 6: Final answer
    x = 647,435.90

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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.