Home / 1,304,025.26-1,954,657.34-438,636.35

Finding the Fourth Proportional to 1,304,025.26, 1,954,657.34 and 438,636.35

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Solution

The fourth proportional to 1,304,025.26, 1,954,657.34 and 438,636.35 is: 657,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,025.26 : 1,954,657.34 = 438,636.35 : x
  2. Step 2: Convert to fraction form
    1,304,025.26/1,954,657.34 = 438,636.35/x
  3. Step 3: Cross multiply
    1,304,025.26x = 1,954,657.34 × 438,636.35
  4. Step 4: Simplify right side
    1,304,025.26x = 857,383,772,710.80
  5. Step 5: Solve for x
    x = 857,383,772,710.80/1,304,025.26
  6. Step 6: Final answer
    x = 657,490.15

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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.