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Finding the Fourth Proportional to 533,384.70, 736,069.02 and 300,793.15

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Solution

The fourth proportional to 533,384.70, 736,069.02 and 300,793.15 is: 415,093.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,384.70 : 736,069.02 = 300,793.15 : x
  2. Step 2: Convert to fraction form
    533,384.70/736,069.02 = 300,793.15/x
  3. Step 3: Cross multiply
    533,384.70x = 736,069.02 × 300,793.15
  4. Step 4: Simplify right side
    533,384.70x = 221,404,516,486.90
  5. Step 5: Solve for x
    x = 221,404,516,486.90/533,384.70
  6. Step 6: Final answer
    x = 415,093.49

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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.