Home / 777,870.26-1,166,793.80-474,353.60

Finding the Fourth Proportional to 777,870.26, 1,166,793.80 and 474,353.60

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Solution

The fourth proportional to 777,870.26, 1,166,793.80 and 474,353.60 is: 711,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,870.26 : 1,166,793.80 = 474,353.60 : x
  2. Step 2: Convert to fraction form
    777,870.26/1,166,793.80 = 474,353.60/x
  3. Step 3: Cross multiply
    777,870.26x = 1,166,793.80 × 474,353.60
  4. Step 4: Simplify right side
    777,870.26x = 553,472,839,487.68
  5. Step 5: Solve for x
    x = 553,472,839,487.68/777,870.26
  6. Step 6: Final answer
    x = 711,523.34

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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.