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Finding the Fourth Proportional to 483,404.51, 725,121.14 and 230,711.64

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Solution

The fourth proportional to 483,404.51, 725,121.14 and 230,711.64 is: 346,074.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,404.51 : 725,121.14 = 230,711.64 : x
  2. Step 2: Convert to fraction form
    483,404.51/725,121.14 = 230,711.64/x
  3. Step 3: Cross multiply
    483,404.51x = 725,121.14 × 230,711.64
  4. Step 4: Simplify right side
    483,404.51x = 167,293,886,254.51
  5. Step 5: Solve for x
    x = 167,293,886,254.51/483,404.51
  6. Step 6: Final answer
    x = 346,074.32

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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.