Home / 775,998.63-1,070,754.66-436,401.27

Finding the Fourth Proportional to 775,998.63, 1,070,754.66 and 436,401.27

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Solution

The fourth proportional to 775,998.63, 1,070,754.66 and 436,401.27 is: 602,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,998.63 : 1,070,754.66 = 436,401.27 : x
  2. Step 2: Convert to fraction form
    775,998.63/1,070,754.66 = 436,401.27/x
  3. Step 3: Cross multiply
    775,998.63x = 1,070,754.66 × 436,401.27
  4. Step 4: Simplify right side
    775,998.63x = 467,278,693,482.42
  5. Step 5: Solve for x
    x = 467,278,693,482.42/775,998.63
  6. Step 6: Final answer
    x = 602,164.33

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Double scale
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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.