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Finding the Fourth Proportional to 533,419.46, 735,627.54 and 349,591.07

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Solution

The fourth proportional to 533,419.46, 735,627.54 and 349,591.07 is: 482,113.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,419.46 : 735,627.54 = 349,591.07 : x
  2. Step 2: Convert to fraction form
    533,419.46/735,627.54 = 349,591.07/x
  3. Step 3: Cross multiply
    533,419.46x = 735,627.54 × 349,591.07
  4. Step 4: Simplify right side
    533,419.46x = 257,168,815,151.93
  5. Step 5: Solve for x
    x = 257,168,815,151.93/533,419.46
  6. Step 6: Final answer
    x = 482,113.68

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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.