Home / 788,611.60-1,182,917.40-564,662.80

Finding the Fourth Proportional to 788,611.60, 1,182,917.40 and 564,662.80

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Solution

The fourth proportional to 788,611.60, 1,182,917.40 and 564,662.80 is: 846,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,611.60 : 1,182,917.40 = 564,662.80 : x
  2. Step 2: Convert to fraction form
    788,611.60/1,182,917.40 = 564,662.80/x
  3. Step 3: Cross multiply
    788,611.60x = 1,182,917.40 × 564,662.80
  4. Step 4: Simplify right side
    788,611.60x = 667,949,451,252.72
  5. Step 5: Solve for x
    x = 667,949,451,252.72/788,611.60
  6. Step 6: Final answer
    x = 846,994.20

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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.