Home / 672,260.05-1,007,779.74-335,403.73

Finding the Fourth Proportional to 672,260.05, 1,007,779.74 and 335,403.73

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Solution

The fourth proportional to 672,260.05, 1,007,779.74 and 335,403.73 is: 502,801.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,260.05 : 1,007,779.74 = 335,403.73 : x
  2. Step 2: Convert to fraction form
    672,260.05/1,007,779.74 = 335,403.73/x
  3. Step 3: Cross multiply
    672,260.05x = 1,007,779.74 × 335,403.73
  4. Step 4: Simplify right side
    672,260.05x = 338,013,083,814.43
  5. Step 5: Solve for x
    x = 338,013,083,814.43/672,260.05
  6. Step 6: Final answer
    x = 502,801.09

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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.