Home / 307,653.12-461,477.61-165,565.25

Finding the Fourth Proportional to 307,653.12, 461,477.61 and 165,565.25

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Solution

The fourth proportional to 307,653.12, 461,477.61 and 165,565.25 is: 248,346.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,653.12 : 461,477.61 = 165,565.25 : x
  2. Step 2: Convert to fraction form
    307,653.12/461,477.61 = 165,565.25/x
  3. Step 3: Cross multiply
    307,653.12x = 461,477.61 × 165,565.25
  4. Step 4: Simplify right side
    307,653.12x = 76,404,655,869.05
  5. Step 5: Solve for x
    x = 76,404,655,869.05/307,653.12
  6. Step 6: Final answer
    x = 248,346.76

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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.