Home / 907,621.20-1,361,431.80-588,756.60

Finding the Fourth Proportional to 907,621.20, 1,361,431.80 and 588,756.60

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Solution

The fourth proportional to 907,621.20, 1,361,431.80 and 588,756.60 is: 883,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,621.20 : 1,361,431.80 = 588,756.60 : x
  2. Step 2: Convert to fraction form
    907,621.20/1,361,431.80 = 588,756.60/x
  3. Step 3: Cross multiply
    907,621.20x = 1,361,431.80 × 588,756.60
  4. Step 4: Simplify right side
    907,621.20x = 801,551,957,699.88
  5. Step 5: Solve for x
    x = 801,551,957,699.88/907,621.20
  6. Step 6: Final answer
    x = 883,134.90

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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.