Home / 1,026,690.16-1,539,917.60-268,604.81

Finding the Fourth Proportional to 1,026,690.16, 1,539,917.60 and 268,604.81

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Solution

The fourth proportional to 1,026,690.16, 1,539,917.60 and 268,604.81 is: 402,876.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,690.16 : 1,539,917.60 = 268,604.81 : x
  2. Step 2: Convert to fraction form
    1,026,690.16/1,539,917.60 = 268,604.81/x
  3. Step 3: Cross multiply
    1,026,690.16x = 1,539,917.60 × 268,604.81
  4. Step 4: Simplify right side
    1,026,690.16x = 413,629,274,363.66
  5. Step 5: Solve for x
    x = 413,629,274,363.66/1,026,690.16
  6. Step 6: Final answer
    x = 402,876.44

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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.