Home / 672,097.60-1,008,232.80-335,310.40

Finding the Fourth Proportional to 672,097.60, 1,008,232.80 and 335,310.40

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Solution

The fourth proportional to 672,097.60, 1,008,232.80 and 335,310.40 is: 503,008.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,097.60 : 1,008,232.80 = 335,310.40 : x
  2. Step 2: Convert to fraction form
    672,097.60/1,008,232.80 = 335,310.40/x
  3. Step 3: Cross multiply
    672,097.60x = 1,008,232.80 × 335,310.40
  4. Step 4: Simplify right side
    672,097.60x = 338,070,943,461.12
  5. Step 5: Solve for x
    x = 338,070,943,461.12/672,097.60
  6. Step 6: Final answer
    x = 503,008.71

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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.