Home / 762,651.90-1,143,984.36-194,033.58

Finding the Fourth Proportional to 762,651.90, 1,143,984.36 and 194,033.58

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Solution

The fourth proportional to 762,651.90, 1,143,984.36 and 194,033.58 is: 291,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,651.90 : 1,143,984.36 = 194,033.58 : x
  2. Step 2: Convert to fraction form
    762,651.90/1,143,984.36 = 194,033.58/x
  3. Step 3: Cross multiply
    762,651.90x = 1,143,984.36 × 194,033.58
  4. Step 4: Simplify right side
    762,651.90x = 221,971,380,834.81
  5. Step 5: Solve for x
    x = 221,971,380,834.81/762,651.90
  6. Step 6: Final answer
    x = 291,052.03

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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.