Home / 672,395.60-1,008,593.40-245,930.60

Finding the Fourth Proportional to 672,395.60, 1,008,593.40 and 245,930.60

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Solution

The fourth proportional to 672,395.60, 1,008,593.40 and 245,930.60 is: 368,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,395.60 : 1,008,593.40 = 245,930.60 : x
  2. Step 2: Convert to fraction form
    672,395.60/1,008,593.40 = 245,930.60/x
  3. Step 3: Cross multiply
    672,395.60x = 1,008,593.40 × 245,930.60
  4. Step 4: Simplify right side
    672,395.60x = 248,043,980,018.04
  5. Step 5: Solve for x
    x = 248,043,980,018.04/672,395.60
  6. Step 6: Final answer
    x = 368,895.90

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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.