Home / 1,054,269.84-1,581,390.72-255,558.54

Finding the Fourth Proportional to 1,054,269.84, 1,581,390.72 and 255,558.54

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Solution

The fourth proportional to 1,054,269.84, 1,581,390.72 and 255,558.54 is: 383,334.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,269.84 : 1,581,390.72 = 255,558.54 : x
  2. Step 2: Convert to fraction form
    1,054,269.84/1,581,390.72 = 255,558.54/x
  3. Step 3: Cross multiply
    1,054,269.84x = 1,581,390.72 × 255,558.54
  4. Step 4: Simplify right side
    1,054,269.84x = 404,137,903,572.75
  5. Step 5: Solve for x
    x = 404,137,903,572.75/1,054,269.84
  6. Step 6: Final answer
    x = 383,334.41

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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.