Home / 1,026,716.85-1,539,957.56-268,631.51

Finding the Fourth Proportional to 1,026,716.85, 1,539,957.56 and 268,631.51

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Solution

The fourth proportional to 1,026,716.85, 1,539,957.56 and 268,631.51 is: 402,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,716.85 : 1,539,957.56 = 268,631.51 : x
  2. Step 2: Convert to fraction form
    1,026,716.85/1,539,957.56 = 268,631.51/x
  3. Step 3: Cross multiply
    1,026,716.85x = 1,539,957.56 × 268,631.51
  4. Step 4: Simplify right side
    1,026,716.85x = 413,681,115,635.77
  5. Step 5: Solve for x
    x = 413,681,115,635.77/1,026,716.85
  6. Step 6: Final answer
    x = 402,916.46

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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.