Home / 762,636.08-1,143,962.01-194,017.46

Finding the Fourth Proportional to 762,636.08, 1,143,962.01 and 194,017.46

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Solution

The fourth proportional to 762,636.08, 1,143,962.01 and 194,017.46 is: 291,028.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,636.08 : 1,143,962.01 = 194,017.46 : x
  2. Step 2: Convert to fraction form
    762,636.08/1,143,962.01 = 194,017.46/x
  3. Step 3: Cross multiply
    762,636.08x = 1,143,962.01 × 194,017.46
  4. Step 4: Simplify right side
    762,636.08x = 221,948,597,796.89
  5. Step 5: Solve for x
    x = 221,948,597,796.89/762,636.08
  6. Step 6: Final answer
    x = 291,028.19

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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.