Home / 989,245.26-1,365,034.35-586,759.50

Finding the Fourth Proportional to 989,245.26, 1,365,034.35 and 586,759.50

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Solution

The fourth proportional to 989,245.26, 1,365,034.35 and 586,759.50 is: 809,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,245.26 : 1,365,034.35 = 586,759.50 : x
  2. Step 2: Convert to fraction form
    989,245.26/1,365,034.35 = 586,759.50/x
  3. Step 3: Cross multiply
    989,245.26x = 1,365,034.35 × 586,759.50
  4. Step 4: Simplify right side
    989,245.26x = 800,946,872,688.83
  5. Step 5: Solve for x
    x = 800,946,872,688.83/989,245.26
  6. Step 6: Final answer
    x = 809,654.50

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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.