Home / 1,051,356.39-1,577,034.43-252,637.94

Finding the Fourth Proportional to 1,051,356.39, 1,577,034.43 and 252,637.94

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Solution

The fourth proportional to 1,051,356.39, 1,577,034.43 and 252,637.94 is: 378,956.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,356.39 : 1,577,034.43 = 252,637.94 : x
  2. Step 2: Convert to fraction form
    1,051,356.39/1,577,034.43 = 252,637.94/x
  3. Step 3: Cross multiply
    1,051,356.39x = 1,577,034.43 × 252,637.94
  4. Step 4: Simplify right side
    1,051,356.39x = 398,418,727,101.39
  5. Step 5: Solve for x
    x = 398,418,727,101.39/1,051,356.39
  6. Step 6: Final answer
    x = 378,956.87

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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.