Home / 842,922.62-1,163,239.38-475,404.56

Finding the Fourth Proportional to 842,922.62, 1,163,239.38 and 475,404.56

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Solution

The fourth proportional to 842,922.62, 1,163,239.38 and 475,404.56 is: 656,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,922.62 : 1,163,239.38 = 475,404.56 : x
  2. Step 2: Convert to fraction form
    842,922.62/1,163,239.38 = 475,404.56/x
  3. Step 3: Cross multiply
    842,922.62x = 1,163,239.38 × 475,404.56
  4. Step 4: Simplify right side
    842,922.62x = 553,009,305,623.57
  5. Step 5: Solve for x
    x = 553,009,305,623.57/842,922.62
  6. Step 6: Final answer
    x = 656,061.77

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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.