Home / 631,064.48-946,874.14-331,475.44

Finding the Fourth Proportional to 631,064.48, 946,874.14 and 331,475.44

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Solution

The fourth proportional to 631,064.48, 946,874.14 and 331,475.44 is: 497,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,064.48 : 946,874.14 = 331,475.44 : x
  2. Step 2: Convert to fraction form
    631,064.48/946,874.14 = 331,475.44/x
  3. Step 3: Cross multiply
    631,064.48x = 946,874.14 × 331,475.44
  4. Step 4: Simplify right side
    631,064.48x = 313,865,522,181.12
  5. Step 5: Solve for x
    x = 313,865,522,181.12/631,064.48
  6. Step 6: Final answer
    x = 497,358.88

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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.