Home / 869,150.40-1,303,725.60-736,618.20

Finding the Fourth Proportional to 869,150.40, 1,303,725.60 and 736,618.20

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Solution

The fourth proportional to 869,150.40, 1,303,725.60 and 736,618.20 is: 1,104,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,150.40 : 1,303,725.60 = 736,618.20 : x
  2. Step 2: Convert to fraction form
    869,150.40/1,303,725.60 = 736,618.20/x
  3. Step 3: Cross multiply
    869,150.40x = 1,303,725.60 × 736,618.20
  4. Step 4: Simplify right side
    869,150.40x = 960,348,004,765.92
  5. Step 5: Solve for x
    x = 960,348,004,765.92/869,150.40
  6. Step 6: Final answer
    x = 1,104,927.30

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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.