Home / 457,936.38-631,222.26-360,982.22

Finding the Fourth Proportional to 457,936.38, 631,222.26 and 360,982.22

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Solution

The fourth proportional to 457,936.38, 631,222.26 and 360,982.22 is: 497,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,936.38 : 631,222.26 = 360,982.22 : x
  2. Step 2: Convert to fraction form
    457,936.38/631,222.26 = 360,982.22/x
  3. Step 3: Cross multiply
    457,936.38x = 631,222.26 × 360,982.22
  4. Step 4: Simplify right side
    457,936.38x = 227,860,012,728.22
  5. Step 5: Solve for x
    x = 227,860,012,728.22/457,936.38
  6. Step 6: Final answer
    x = 497,580.06

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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.