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Finding the Fourth Proportional to 284,332.01, 426,558.17 and 106,840.56

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Solution

The fourth proportional to 284,332.01, 426,558.17 and 106,840.56 is: 160,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,332.01 : 426,558.17 = 106,840.56 : x
  2. Step 2: Convert to fraction form
    284,332.01/426,558.17 = 106,840.56/x
  3. Step 3: Cross multiply
    284,332.01x = 426,558.17 × 106,840.56
  4. Step 4: Simplify right side
    284,332.01x = 45,573,713,221.17
  5. Step 5: Solve for x
    x = 45,573,713,221.17/284,332.01
  6. Step 6: Final answer
    x = 160,283.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.