Home / 984,222.54-1,358,227.20-531,513.54

Finding the Fourth Proportional to 984,222.54, 1,358,227.20 and 531,513.54

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Solution

The fourth proportional to 984,222.54, 1,358,227.20 and 531,513.54 is: 733,488.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,222.54 : 1,358,227.20 = 531,513.54 : x
  2. Step 2: Convert to fraction form
    984,222.54/1,358,227.20 = 531,513.54/x
  3. Step 3: Cross multiply
    984,222.54x = 1,358,227.20 × 531,513.54
  4. Step 4: Simplify right side
    984,222.54x = 721,916,147,196.29
  5. Step 5: Solve for x
    x = 721,916,147,196.29/984,222.54
  6. Step 6: Final answer
    x = 733,488.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.