Home / 1,054,295.31-1,581,428.77-255,583.74

Finding the Fourth Proportional to 1,054,295.31, 1,581,428.77 and 255,583.74

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Solution

The fourth proportional to 1,054,295.31, 1,581,428.77 and 255,583.74 is: 383,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,295.31 : 1,581,428.77 = 255,583.74 : x
  2. Step 2: Convert to fraction form
    1,054,295.31/1,581,428.77 = 255,583.74/x
  3. Step 3: Cross multiply
    1,054,295.31x = 1,581,428.77 × 255,583.74
  4. Step 4: Simplify right side
    1,054,295.31x = 404,187,479,580.20
  5. Step 5: Solve for x
    x = 404,187,479,580.20/1,054,295.31
  6. Step 6: Final answer
    x = 383,372.17

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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.