Home / 698,177.80-1,046,968.62-265,611.88

Finding the Fourth Proportional to 698,177.80, 1,046,968.62 and 265,611.88

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Solution

The fourth proportional to 698,177.80, 1,046,968.62 and 265,611.88 is: 398,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,177.80 : 1,046,968.62 = 265,611.88 : x
  2. Step 2: Convert to fraction form
    698,177.80/1,046,968.62 = 265,611.88/x
  3. Step 3: Cross multiply
    698,177.80x = 1,046,968.62 × 265,611.88
  4. Step 4: Simplify right side
    698,177.80x = 278,087,303,459.21
  5. Step 5: Solve for x
    x = 278,087,303,459.21/698,177.80
  6. Step 6: Final answer
    x = 398,304.42

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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.