Home / 1,051,356.77-1,577,034.99-252,638.32

Finding the Fourth Proportional to 1,051,356.77, 1,577,034.99 and 252,638.32

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Solution

The fourth proportional to 1,051,356.77, 1,577,034.99 and 252,638.32 is: 378,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,356.77 : 1,577,034.99 = 252,638.32 : x
  2. Step 2: Convert to fraction form
    1,051,356.77/1,577,034.99 = 252,638.32/x
  3. Step 3: Cross multiply
    1,051,356.77x = 1,577,034.99 × 252,638.32
  4. Step 4: Simplify right side
    1,051,356.77x = 398,419,462,569.64
  5. Step 5: Solve for x
    x = 398,419,462,569.64/1,051,356.77
  6. Step 6: Final answer
    x = 378,957.43

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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.