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Finding the Fourth Proportional to 350,701.57, 526,130.31 and 163,611.01

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Solution

The fourth proportional to 350,701.57, 526,130.31 and 163,611.01 is: 245,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,701.57 : 526,130.31 = 163,611.01 : x
  2. Step 2: Convert to fraction form
    350,701.57/526,130.31 = 163,611.01/x
  3. Step 3: Cross multiply
    350,701.57x = 526,130.31 × 163,611.01
  4. Step 4: Simplify right side
    350,701.57x = 86,080,708,371.03
  5. Step 5: Solve for x
    x = 86,080,708,371.03/350,701.57
  6. Step 6: Final answer
    x = 245,452.88

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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.