Home / 603,721.58-833,155.76-331,799.12

Finding the Fourth Proportional to 603,721.58, 833,155.76 and 331,799.12

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Solution

The fourth proportional to 603,721.58, 833,155.76 and 331,799.12 is: 457,893.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,721.58 : 833,155.76 = 331,799.12 : x
  2. Step 2: Convert to fraction form
    603,721.58/833,155.76 = 331,799.12/x
  3. Step 3: Cross multiply
    603,721.58x = 833,155.76 × 331,799.12
  4. Step 4: Simplify right side
    603,721.58x = 276,440,342,166.16
  5. Step 5: Solve for x
    x = 276,440,342,166.16/603,721.58
  6. Step 6: Final answer
    x = 457,893.76

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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.