Home / 1,435,270.20-2,153,196.90-488,736.60

Finding the Fourth Proportional to 1,435,270.20, 2,153,196.90 and 488,736.60

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Solution

The fourth proportional to 1,435,270.20, 2,153,196.90 and 488,736.60 is: 733,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,270.20 : 2,153,196.90 = 488,736.60 : x
  2. Step 2: Convert to fraction form
    1,435,270.20/2,153,196.90 = 488,736.60/x
  3. Step 3: Cross multiply
    1,435,270.20x = 2,153,196.90 × 488,736.60
  4. Step 4: Simplify right side
    1,435,270.20x = 1,052,346,132,036.54
  5. Step 5: Solve for x
    x = 1,052,346,132,036.54/1,435,270.20
  6. Step 6: Final answer
    x = 733,204.20

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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.