Home / 798,841.54-1,102,408.84-454,660.59

Finding the Fourth Proportional to 798,841.54, 1,102,408.84 and 454,660.59

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Solution

The fourth proportional to 798,841.54, 1,102,408.84 and 454,660.59 is: 627,435.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,841.54 : 1,102,408.84 = 454,660.59 : x
  2. Step 2: Convert to fraction form
    798,841.54/1,102,408.84 = 454,660.59/x
  3. Step 3: Cross multiply
    798,841.54x = 1,102,408.84 × 454,660.59
  4. Step 4: Simplify right side
    798,841.54x = 501,221,855,760.51
  5. Step 5: Solve for x
    x = 501,221,855,760.51/798,841.54
  6. Step 6: Final answer
    x = 627,435.89

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Double scale
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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.