Home / 1,079,066.46-1,618,249.26-359,214.78

Finding the Fourth Proportional to 1,079,066.46, 1,618,249.26 and 359,214.78

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Solution

The fourth proportional to 1,079,066.46, 1,618,249.26 and 359,214.78 is: 538,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,066.46 : 1,618,249.26 = 359,214.78 : x
  2. Step 2: Convert to fraction form
    1,079,066.46/1,618,249.26 = 359,214.78/x
  3. Step 3: Cross multiply
    1,079,066.46x = 1,618,249.26 × 359,214.78
  4. Step 4: Simplify right side
    1,079,066.46x = 581,299,051,916.06
  5. Step 5: Solve for x
    x = 581,299,051,916.06/1,079,066.46
  6. Step 6: Final answer
    x = 538,705.51

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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.