Home / 595,065.33-821,187.20-323,130.81

Finding the Fourth Proportional to 595,065.33, 821,187.20 and 323,130.81

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Solution

The fourth proportional to 595,065.33, 821,187.20 and 323,130.81 is: 445,918.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,065.33 : 821,187.20 = 323,130.81 : x
  2. Step 2: Convert to fraction form
    595,065.33/821,187.20 = 323,130.81/x
  3. Step 3: Cross multiply
    595,065.33x = 821,187.20 × 323,130.81
  4. Step 4: Simplify right side
    595,065.33x = 265,350,887,167.30
  5. Step 5: Solve for x
    x = 265,350,887,167.30/595,065.33
  6. Step 6: Final answer
    x = 445,918.92

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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.