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Finding the Fourth Proportional to 344,222.87, 474,894.90 and 253,793.45

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Solution

The fourth proportional to 344,222.87, 474,894.90 and 253,793.45 is: 350,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,222.87 : 474,894.90 = 253,793.45 : x
  2. Step 2: Convert to fraction form
    344,222.87/474,894.90 = 253,793.45/x
  3. Step 3: Cross multiply
    344,222.87x = 474,894.90 × 253,793.45
  4. Step 4: Simplify right side
    344,222.87x = 120,525,216,245.64
  5. Step 5: Solve for x
    x = 120,525,216,245.64/344,222.87
  6. Step 6: Final answer
    x = 350,137.16

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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.