Home / 746,023.88-1,119,008.46-213,544.10

Finding the Fourth Proportional to 746,023.88, 1,119,008.46 and 213,544.10

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Solution

The fourth proportional to 746,023.88, 1,119,008.46 and 213,544.10 is: 320,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,023.88 : 1,119,008.46 = 213,544.10 : x
  2. Step 2: Convert to fraction form
    746,023.88/1,119,008.46 = 213,544.10/x
  3. Step 3: Cross multiply
    746,023.88x = 1,119,008.46 × 213,544.10
  4. Step 4: Simplify right side
    746,023.88x = 238,957,654,483.09
  5. Step 5: Solve for x
    x = 238,957,654,483.09/746,023.88
  6. Step 6: Final answer
    x = 320,308.32

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1.5x scale

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.