Home / 918,807.76-1,268,025.52-551,298.60

Finding the Fourth Proportional to 918,807.76, 1,268,025.52 and 551,298.60

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Solution

The fourth proportional to 918,807.76, 1,268,025.52 and 551,298.60 is: 760,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,807.76 : 1,268,025.52 = 551,298.60 : x
  2. Step 2: Convert to fraction form
    918,807.76/1,268,025.52 = 551,298.60/x
  3. Step 3: Cross multiply
    918,807.76x = 1,268,025.52 × 551,298.60
  4. Step 4: Simplify right side
    918,807.76x = 699,060,693,940.27
  5. Step 5: Solve for x
    x = 699,060,693,940.27/918,807.76
  6. Step 6: Final answer
    x = 760,834.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.