Home / 989,606.66-1,365,663.06-559,976.60

Finding the Fourth Proportional to 989,606.66, 1,365,663.06 and 559,976.60

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Solution

The fourth proportional to 989,606.66, 1,365,663.06 and 559,976.60 is: 772,771.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,606.66 : 1,365,663.06 = 559,976.60 : x
  2. Step 2: Convert to fraction form
    989,606.66/1,365,663.06 = 559,976.60/x
  3. Step 3: Cross multiply
    989,606.66x = 1,365,663.06 × 559,976.60
  4. Step 4: Simplify right side
    989,606.66x = 764,739,357,084.40
  5. Step 5: Solve for x
    x = 764,739,357,084.40/989,606.66
  6. Step 6: Final answer
    x = 772,771.03

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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.