Home / 777,322.90-1,163,350.68-477,993.04

Finding the Fourth Proportional to 777,322.90, 1,163,350.68 and 477,993.04

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Solution

The fourth proportional to 777,322.90, 1,163,350.68 and 477,993.04 is: 715,370.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,322.90 : 1,163,350.68 = 477,993.04 : x
  2. Step 2: Convert to fraction form
    777,322.90/1,163,350.68 = 477,993.04/x
  3. Step 3: Cross multiply
    777,322.90x = 1,163,350.68 × 477,993.04
  4. Step 4: Simplify right side
    777,322.90x = 556,073,528,119.27
  5. Step 5: Solve for x
    x = 556,073,528,119.27/777,322.90
  6. Step 6: Final answer
    x = 715,370.06

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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.