Home / 767,069.60-1,149,740.40-367,901.60

Finding the Fourth Proportional to 767,069.60, 1,149,740.40 and 367,901.60

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Solution

The fourth proportional to 767,069.60, 1,149,740.40 and 367,901.60 is: 551,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,069.60 : 1,149,740.40 = 367,901.60 : x
  2. Step 2: Convert to fraction form
    767,069.60/1,149,740.40 = 367,901.60/x
  3. Step 3: Cross multiply
    767,069.60x = 1,149,740.40 × 367,901.60
  4. Step 4: Simplify right side
    767,069.60x = 422,991,332,744.64
  5. Step 5: Solve for x
    x = 422,991,332,744.64/767,069.60
  6. Step 6: Final answer
    x = 551,438.01

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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.