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Finding the Fourth Proportional to 350,364.75, 483,485.47 and 197,411.98

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Solution

The fourth proportional to 350,364.75, 483,485.47 and 197,411.98 is: 272,418.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,364.75 : 483,485.47 = 197,411.98 : x
  2. Step 2: Convert to fraction form
    350,364.75/483,485.47 = 197,411.98/x
  3. Step 3: Cross multiply
    350,364.75x = 483,485.47 × 197,411.98
  4. Step 4: Simplify right side
    350,364.75x = 95,445,823,933.93
  5. Step 5: Solve for x
    x = 95,445,823,933.93/350,364.75
  6. Step 6: Final answer
    x = 272,418.46

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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.