Home / 869,085.20-1,303,627.80-564,654.80

Finding the Fourth Proportional to 869,085.20, 1,303,627.80 and 564,654.80

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Solution

The fourth proportional to 869,085.20, 1,303,627.80 and 564,654.80 is: 846,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,085.20 : 1,303,627.80 = 564,654.80 : x
  2. Step 2: Convert to fraction form
    869,085.20/1,303,627.80 = 564,654.80/x
  3. Step 3: Cross multiply
    869,085.20x = 1,303,627.80 × 564,654.80
  4. Step 4: Simplify right side
    869,085.20x = 736,099,694,683.44
  5. Step 5: Solve for x
    x = 736,099,694,683.44/869,085.20
  6. Step 6: Final answer
    x = 846,982.20

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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.