Home / 788,718.47-1,183,277.28-220,099.52

Finding the Fourth Proportional to 788,718.47, 1,183,277.28 and 220,099.52

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Solution

The fourth proportional to 788,718.47, 1,183,277.28 and 220,099.52 is: 330,204.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,718.47 : 1,183,277.28 = 220,099.52 : x
  2. Step 2: Convert to fraction form
    788,718.47/1,183,277.28 = 220,099.52/x
  3. Step 3: Cross multiply
    788,718.47x = 1,183,277.28 × 220,099.52
  4. Step 4: Simplify right side
    788,718.47x = 260,438,755,438.52
  5. Step 5: Solve for x
    x = 260,438,755,438.52/788,718.47
  6. Step 6: Final answer
    x = 330,204.97

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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.