Home / 1,329,730.39-1,994,595.57-332,458.39

Finding the Fourth Proportional to 1,329,730.39, 1,994,595.57 and 332,458.39

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Solution

The fourth proportional to 1,329,730.39, 1,994,595.57 and 332,458.39 is: 498,687.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,730.39 : 1,994,595.57 = 332,458.39 : x
  2. Step 2: Convert to fraction form
    1,329,730.39/1,994,595.57 = 332,458.39/x
  3. Step 3: Cross multiply
    1,329,730.39x = 1,994,595.57 × 332,458.39
  4. Step 4: Simplify right side
    1,329,730.39x = 663,120,031,903.33
  5. Step 5: Solve for x
    x = 663,120,031,903.33/1,329,730.39
  6. Step 6: Final answer
    x = 498,687.58

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Double scale
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Similar ratio
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1.5x scale

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.