Home / 982,915.80-1,475,151.30-384,163.80

Finding the Fourth Proportional to 982,915.80, 1,475,151.30 and 384,163.80

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Solution

The fourth proportional to 982,915.80, 1,475,151.30 and 384,163.80 is: 576,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,915.80 : 1,475,151.30 = 384,163.80 : x
  2. Step 2: Convert to fraction form
    982,915.80/1,475,151.30 = 384,163.80/x
  3. Step 3: Cross multiply
    982,915.80x = 1,475,151.30 × 384,163.80
  4. Step 4: Simplify right side
    982,915.80x = 566,699,728,982.94
  5. Step 5: Solve for x
    x = 566,699,728,982.94/982,915.80
  6. Step 6: Final answer
    x = 576,549.62

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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.