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Finding the Fourth Proportional to 345,963, 477,019.98 and 244,005.24

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Solution

The fourth proportional to 345,963, 477,019.98 and 244,005.24 is: 336,438.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,963 : 477,019.98 = 244,005.24 : x
  2. Step 2: Convert to fraction form
    345,963/477,019.98 = 244,005.24/x
  3. Step 3: Cross multiply
    345,963x = 477,019.98 × 244,005.24
  4. Step 4: Simplify right side
    345,963x = 116,395,374,704.70
  5. Step 5: Solve for x
    x = 116,395,374,704.70/345,963
  6. Step 6: Final answer
    x = 336,438.79

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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.