Home / 469,924.21-648,384.15-265,975.12

Finding the Fourth Proportional to 469,924.21, 648,384.15 and 265,975.12

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Solution

The fourth proportional to 469,924.21, 648,384.15 and 265,975.12 is: 366,982.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,924.21 : 648,384.15 = 265,975.12 : x
  2. Step 2: Convert to fraction form
    469,924.21/648,384.15 = 265,975.12/x
  3. Step 3: Cross multiply
    469,924.21x = 648,384.15 × 265,975.12
  4. Step 4: Simplify right side
    469,924.21x = 172,454,052,102.35
  5. Step 5: Solve for x
    x = 172,454,052,102.35/469,924.21
  6. Step 6: Final answer
    x = 366,982.69

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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.