Home / 497,829.60-746,647.20-165,405.60

Finding the Fourth Proportional to 497,829.60, 746,647.20 and 165,405.60

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Solution

The fourth proportional to 497,829.60, 746,647.20 and 165,405.60 is: 248,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,829.60 : 746,647.20 = 165,405.60 : x
  2. Step 2: Convert to fraction form
    497,829.60/746,647.20 = 165,405.60/x
  3. Step 3: Cross multiply
    497,829.60x = 746,647.20 × 165,405.60
  4. Step 4: Simplify right side
    497,829.60x = 123,499,628,104.32
  5. Step 5: Solve for x
    x = 123,499,628,104.32/497,829.60
  6. Step 6: Final answer
    x = 248,076.10

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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.