Home / 989,552.94-1,365,583.23-559,824.18

Finding the Fourth Proportional to 989,552.94, 1,365,583.23 and 559,824.18

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Solution

The fourth proportional to 989,552.94, 1,365,583.23 and 559,824.18 is: 772,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,552.94 : 1,365,583.23 = 559,824.18 : x
  2. Step 2: Convert to fraction form
    989,552.94/1,365,583.23 = 559,824.18/x
  3. Step 3: Cross multiply
    989,552.94x = 1,365,583.23 × 559,824.18
  4. Step 4: Simplify right side
    989,552.94x = 764,486,511,956.50
  5. Step 5: Solve for x
    x = 764,486,511,956.50/989,552.94
  6. Step 6: Final answer
    x = 772,557.47

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Why These Related Problems?

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