Home / 673,782.05-1,010,673.08-408,061.55

Finding the Fourth Proportional to 673,782.05, 1,010,673.08 and 408,061.55

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Solution

The fourth proportional to 673,782.05, 1,010,673.08 and 408,061.55 is: 612,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,782.05 : 1,010,673.08 = 408,061.55 : x
  2. Step 2: Convert to fraction form
    673,782.05/1,010,673.08 = 408,061.55/x
  3. Step 3: Cross multiply
    673,782.05x = 1,010,673.08 × 408,061.55
  4. Step 4: Simplify right side
    673,782.05x = 412,416,821,527.77
  5. Step 5: Solve for x
    x = 412,416,821,527.77/673,782.05
  6. Step 6: Final answer
    x = 612,092.33

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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.