Home / 325,905.72-448,908.60-230,246.32

Finding the Fourth Proportional to 325,905.72, 448,908.60 and 230,246.32

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Solution

The fourth proportional to 325,905.72, 448,908.60 and 230,246.32 is: 317,145.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,905.72 : 448,908.60 = 230,246.32 : x
  2. Step 2: Convert to fraction form
    325,905.72/448,908.60 = 230,246.32/x
  3. Step 3: Cross multiply
    325,905.72x = 448,908.60 × 230,246.32
  4. Step 4: Simplify right side
    325,905.72x = 103,359,553,166.35
  5. Step 5: Solve for x
    x = 103,359,553,166.35/325,905.72
  6. Step 6: Final answer
    x = 317,145.56

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1.5x scale

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.