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Finding the Fourth Proportional to 533,759.60, 736,569.92 and 304,390.71

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Solution

The fourth proportional to 533,759.60, 736,569.92 and 304,390.71 is: 420,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,759.60 : 736,569.92 = 304,390.71 : x
  2. Step 2: Convert to fraction form
    533,759.60/736,569.92 = 304,390.71/x
  3. Step 3: Cross multiply
    533,759.60x = 736,569.92 × 304,390.71
  4. Step 4: Simplify right side
    533,759.60x = 224,205,040,913.44
  5. Step 5: Solve for x
    x = 224,205,040,913.44/533,759.60
  6. Step 6: Final answer
    x = 420,048.73

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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.