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Finding the Fourth Proportional to 433,367.55, 598,043.79 and 242,380.80

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Solution

The fourth proportional to 433,367.55, 598,043.79 and 242,380.80 is: 334,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,367.55 : 598,043.79 = 242,380.80 : x
  2. Step 2: Convert to fraction form
    433,367.55/598,043.79 = 242,380.80/x
  3. Step 3: Cross multiply
    433,367.55x = 598,043.79 × 242,380.80
  4. Step 4: Simplify right side
    433,367.55x = 144,954,332,255.23
  5. Step 5: Solve for x
    x = 144,954,332,255.23/433,367.55
  6. Step 6: Final answer
    x = 334,483.59

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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.