Home / 1,436,243.22-2,154,857.04-490,278.24

Finding the Fourth Proportional to 1,436,243.22, 2,154,857.04 and 490,278.24

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Solution

The fourth proportional to 1,436,243.22, 2,154,857.04 and 490,278.24 is: 735,585.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,243.22 : 2,154,857.04 = 490,278.24 : x
  2. Step 2: Convert to fraction form
    1,436,243.22/2,154,857.04 = 490,278.24/x
  3. Step 3: Cross multiply
    1,436,243.22x = 2,154,857.04 × 490,278.24
  4. Step 4: Simplify right side
    1,436,243.22x = 1,056,479,517,022.81
  5. Step 5: Solve for x
    x = 1,056,479,517,022.81/1,436,243.22
  6. Step 6: Final answer
    x = 735,585.38

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Double scale
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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.