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Finding the Fourth Proportional to 534,161.16, 737,212.60 and 304,665.84

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Solution

The fourth proportional to 534,161.16, 737,212.60 and 304,665.84 is: 420,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,161.16 : 737,212.60 = 304,665.84 : x
  2. Step 2: Convert to fraction form
    534,161.16/737,212.60 = 304,665.84/x
  3. Step 3: Cross multiply
    534,161.16x = 737,212.60 × 304,665.84
  4. Step 4: Simplify right side
    534,161.16x = 224,603,496,037.58
  5. Step 5: Solve for x
    x = 224,603,496,037.58/534,161.16
  6. Step 6: Final answer
    x = 420,478.90

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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.