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Finding the Fourth Proportional to 334,903.42, 462,156.05 and 191,660.39

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Solution

The fourth proportional to 334,903.42, 462,156.05 and 191,660.39 is: 264,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,903.42 : 462,156.05 = 191,660.39 : x
  2. Step 2: Convert to fraction form
    334,903.42/462,156.05 = 191,660.39/x
  3. Step 3: Cross multiply
    334,903.42x = 462,156.05 × 191,660.39
  4. Step 4: Simplify right side
    334,903.42x = 88,577,008,783.86
  5. Step 5: Solve for x
    x = 88,577,008,783.86/334,903.42
  6. Step 6: Final answer
    x = 264,485.23

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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.