Home / 673,690.10-1,010,535.15-404,251.70

Finding the Fourth Proportional to 673,690.10, 1,010,535.15 and 404,251.70

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Solution

The fourth proportional to 673,690.10, 1,010,535.15 and 404,251.70 is: 606,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,690.10 : 1,010,535.15 = 404,251.70 : x
  2. Step 2: Convert to fraction form
    673,690.10/1,010,535.15 = 404,251.70/x
  3. Step 3: Cross multiply
    673,690.10x = 1,010,535.15 × 404,251.70
  4. Step 4: Simplify right side
    673,690.10x = 408,510,552,297.26
  5. Step 5: Solve for x
    x = 408,510,552,297.26/673,690.10
  6. Step 6: Final answer
    x = 606,377.55

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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.