Home / 780,820.80-1,168,639.20-566,980.80

Finding the Fourth Proportional to 780,820.80, 1,168,639.20 and 566,980.80

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Solution

The fourth proportional to 780,820.80, 1,168,639.20 and 566,980.80 is: 848,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,820.80 : 1,168,639.20 = 566,980.80 : x
  2. Step 2: Convert to fraction form
    780,820.80/1,168,639.20 = 566,980.80/x
  3. Step 3: Cross multiply
    780,820.80x = 1,168,639.20 × 566,980.80
  4. Step 4: Simplify right side
    780,820.80x = 662,595,988,527.36
  5. Step 5: Solve for x
    x = 662,595,988,527.36/780,820.80
  6. Step 6: Final answer
    x = 848,589.06

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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.