Home / 434,418.32-650,264.24-298,690.37

Finding the Fourth Proportional to 434,418.32, 650,264.24 and 298,690.37

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Solution

The fourth proportional to 434,418.32, 650,264.24 and 298,690.37 is: 447,098.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,418.32 : 650,264.24 = 298,690.37 : x
  2. Step 2: Convert to fraction form
    434,418.32/650,264.24 = 298,690.37/x
  3. Step 3: Cross multiply
    434,418.32x = 650,264.24 × 298,690.37
  4. Step 4: Simplify right side
    434,418.32x = 194,227,661,698.60
  5. Step 5: Solve for x
    x = 194,227,661,698.60/434,418.32
  6. Step 6: Final answer
    x = 447,098.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.