Home / 800,988.48-1,104,186.24-609,668.64

Finding the Fourth Proportional to 800,988.48, 1,104,186.24 and 609,668.64

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Solution

The fourth proportional to 800,988.48, 1,104,186.24 and 609,668.64 is: 840,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,988.48 : 1,104,186.24 = 609,668.64 : x
  2. Step 2: Convert to fraction form
    800,988.48/1,104,186.24 = 609,668.64/x
  3. Step 3: Cross multiply
    800,988.48x = 1,104,186.24 × 609,668.64
  4. Step 4: Simplify right side
    800,988.48x = 673,187,723,247.51
  5. Step 5: Solve for x
    x = 673,187,723,247.51/800,988.48
  6. Step 6: Final answer
    x = 840,446.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.