Home / 732,915.40-1,098,984.30-259,616.20

Finding the Fourth Proportional to 732,915.40, 1,098,984.30 and 259,616.20

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Solution

The fourth proportional to 732,915.40, 1,098,984.30 and 259,616.20 is: 389,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,915.40 : 1,098,984.30 = 259,616.20 : x
  2. Step 2: Convert to fraction form
    732,915.40/1,098,984.30 = 259,616.20/x
  3. Step 3: Cross multiply
    732,915.40x = 1,098,984.30 × 259,616.20
  4. Step 4: Simplify right side
    732,915.40x = 285,314,127,825.66
  5. Step 5: Solve for x
    x = 285,314,127,825.66/732,915.40
  6. Step 6: Final answer
    x = 389,286.58

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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.