Home / 788,548.68-1,182,805.83-219,914.67

Finding the Fourth Proportional to 788,548.68, 1,182,805.83 and 219,914.67

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Solution

The fourth proportional to 788,548.68, 1,182,805.83 and 219,914.67 is: 329,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,548.68 : 1,182,805.83 = 219,914.67 : x
  2. Step 2: Convert to fraction form
    788,548.68/1,182,805.83 = 219,914.67/x
  3. Step 3: Cross multiply
    788,548.68x = 1,182,805.83 × 219,914.67
  4. Step 4: Simplify right side
    788,548.68x = 260,116,353,778.53
  5. Step 5: Solve for x
    x = 260,116,353,778.53/788,548.68
  6. Step 6: Final answer
    x = 329,867.21

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Double scale
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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.