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Finding the Fourth Proportional to 484,435.54, 668,496.19 and 369,794.36

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Solution

The fourth proportional to 484,435.54, 668,496.19 and 369,794.36 is: 510,297.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,435.54 : 668,496.19 = 369,794.36 : x
  2. Step 2: Convert to fraction form
    484,435.54/668,496.19 = 369,794.36/x
  3. Step 3: Cross multiply
    484,435.54x = 668,496.19 × 369,794.36
  4. Step 4: Simplify right side
    484,435.54x = 247,206,122,183.61
  5. Step 5: Solve for x
    x = 247,206,122,183.61/484,435.54
  6. Step 6: Final answer
    x = 510,297.25

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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.