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Finding the Fourth Proportional to 483,376.90, 725,065.66 and 183,788.22

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Solution

The fourth proportional to 483,376.90, 725,065.66 and 183,788.22 is: 275,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,376.90 : 725,065.66 = 183,788.22 : x
  2. Step 2: Convert to fraction form
    483,376.90/725,065.66 = 183,788.22/x
  3. Step 3: Cross multiply
    483,376.90x = 725,065.66 × 183,788.22
  4. Step 4: Simplify right side
    483,376.90x = 133,258,527,034.53
  5. Step 5: Solve for x
    x = 133,258,527,034.53/483,376.90
  6. Step 6: Final answer
    x = 275,682.45

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Similar ratio
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1.5x scale

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.