Home / 648,467.18-972,736.26-269,426.25

Finding the Fourth Proportional to 648,467.18, 972,736.26 and 269,426.25

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Solution

The fourth proportional to 648,467.18, 972,736.26 and 269,426.25 is: 404,154.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,467.18 : 972,736.26 = 269,426.25 : x
  2. Step 2: Convert to fraction form
    648,467.18/972,736.26 = 269,426.25/x
  3. Step 3: Cross multiply
    648,467.18x = 972,736.26 × 269,426.25
  4. Step 4: Simplify right side
    648,467.18x = 262,080,681,760.48
  5. Step 5: Solve for x
    x = 262,080,681,760.48/648,467.18
  6. Step 6: Final answer
    x = 404,154.12

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1.5x scale

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.