Home / 1,178,950.55-1,768,388.36-326,073.60

Finding the Fourth Proportional to 1,178,950.55, 1,768,388.36 and 326,073.60

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Solution

The fourth proportional to 1,178,950.55, 1,768,388.36 and 326,073.60 is: 489,100.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,950.55 : 1,768,388.36 = 326,073.60 : x
  2. Step 2: Convert to fraction form
    1,178,950.55/1,768,388.36 = 326,073.60/x
  3. Step 3: Cross multiply
    1,178,950.55x = 1,768,388.36 × 326,073.60
  4. Step 4: Simplify right side
    1,178,950.55x = 576,624,757,112.93
  5. Step 5: Solve for x
    x = 576,624,757,112.93/1,178,950.55
  6. Step 6: Final answer
    x = 489,100.04

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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.