Home / 595,074.13-821,199.31-323,139.60

Finding the Fourth Proportional to 595,074.13, 821,199.31 and 323,139.60

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Solution

The fourth proportional to 595,074.13, 821,199.31 and 323,139.60 is: 445,931.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,074.13 : 821,199.31 = 323,139.60 : x
  2. Step 2: Convert to fraction form
    595,074.13/821,199.31 = 323,139.60/x
  3. Step 3: Cross multiply
    595,074.13x = 821,199.31 × 323,139.60
  4. Step 4: Simplify right side
    595,074.13x = 265,362,016,553.68
  5. Step 5: Solve for x
    x = 265,362,016,553.68/595,074.13
  6. Step 6: Final answer
    x = 445,931.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.