Home / 762,647.40-1,143,971.10-194,027.40

Finding the Fourth Proportional to 762,647.40, 1,143,971.10 and 194,027.40

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Solution

The fourth proportional to 762,647.40, 1,143,971.10 and 194,027.40 is: 291,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,647.40 : 1,143,971.10 = 194,027.40 : x
  2. Step 2: Convert to fraction form
    762,647.40/1,143,971.10 = 194,027.40/x
  3. Step 3: Cross multiply
    762,647.40x = 1,143,971.10 × 194,027.40
  4. Step 4: Simplify right side
    762,647.40x = 221,961,738,208.14
  5. Step 5: Solve for x
    x = 221,961,738,208.14/762,647.40
  6. Step 6: Final answer
    x = 291,041.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.