Home / 998,735.56-1,378,254.78-546,026.52

Finding the Fourth Proportional to 998,735.56, 1,378,254.78 and 546,026.52

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Solution

The fourth proportional to 998,735.56, 1,378,254.78 and 546,026.52 is: 753,516.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,735.56 : 1,378,254.78 = 546,026.52 : x
  2. Step 2: Convert to fraction form
    998,735.56/1,378,254.78 = 546,026.52/x
  3. Step 3: Cross multiply
    998,735.56x = 1,378,254.78 × 546,026.52
  4. Step 4: Simplify right side
    998,735.56x = 752,563,661,196.77
  5. Step 5: Solve for x
    x = 752,563,661,196.77/998,735.56
  6. Step 6: Final answer
    x = 753,516.44

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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.