Home / 1,329,730.50-1,994,595.75-332,458.50

Finding the Fourth Proportional to 1,329,730.50, 1,994,595.75 and 332,458.50

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Solution

The fourth proportional to 1,329,730.50, 1,994,595.75 and 332,458.50 is: 498,687.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,730.50 : 1,994,595.75 = 332,458.50 : x
  2. Step 2: Convert to fraction form
    1,329,730.50/1,994,595.75 = 332,458.50/x
  3. Step 3: Cross multiply
    1,329,730.50x = 1,994,595.75 × 332,458.50
  4. Step 4: Simplify right side
    1,329,730.50x = 663,120,311,151.38
  5. Step 5: Solve for x
    x = 663,120,311,151.38/1,329,730.50
  6. Step 6: Final answer
    x = 498,687.75

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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.