Home / 1,054,314.70-1,581,458.07-255,603.47

Finding the Fourth Proportional to 1,054,314.70, 1,581,458.07 and 255,603.47

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Solution

The fourth proportional to 1,054,314.70, 1,581,458.07 and 255,603.47 is: 383,401.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,314.70 : 1,581,458.07 = 255,603.47 : x
  2. Step 2: Convert to fraction form
    1,054,314.70/1,581,458.07 = 255,603.47/x
  3. Step 3: Cross multiply
    1,054,314.70x = 1,581,458.07 × 255,603.47
  4. Step 4: Simplify right side
    1,054,314.70x = 404,226,163,402.73
  5. Step 5: Solve for x
    x = 404,226,163,402.73/1,054,314.70
  6. Step 6: Final answer
    x = 383,401.81

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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.