Home / 1,329,731.64-1,994,597.45-332,459.64

Finding the Fourth Proportional to 1,329,731.64, 1,994,597.45 and 332,459.64

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Solution

The fourth proportional to 1,329,731.64, 1,994,597.45 and 332,459.64 is: 498,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,731.64 : 1,994,597.45 = 332,459.64 : x
  2. Step 2: Convert to fraction form
    1,329,731.64/1,994,597.45 = 332,459.64/x
  3. Step 3: Cross multiply
    1,329,731.64x = 1,994,597.45 × 332,459.64
  4. Step 4: Simplify right side
    1,329,731.64x = 663,123,148,509.62
  5. Step 5: Solve for x
    x = 663,123,148,509.62/1,329,731.64
  6. Step 6: Final answer
    x = 498,689.46

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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.