Home / 412,847.45-569,683.93-231,522.07

Finding the Fourth Proportional to 412,847.45, 569,683.93 and 231,522.07

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Solution

The fourth proportional to 412,847.45, 569,683.93 and 231,522.07 is: 319,474.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,847.45 : 569,683.93 = 231,522.07 : x
  2. Step 2: Convert to fraction form
    412,847.45/569,683.93 = 231,522.07/x
  3. Step 3: Cross multiply
    412,847.45x = 569,683.93 × 231,522.07
  4. Step 4: Simplify right side
    412,847.45x = 131,894,401,295.13
  5. Step 5: Solve for x
    x = 131,894,401,295.13/412,847.45
  6. Step 6: Final answer
    x = 319,474.91

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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.