Home / 945,664.40-1,418,496.60-908,339.60

Finding the Fourth Proportional to 945,664.40, 1,418,496.60 and 908,339.60

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Solution

The fourth proportional to 945,664.40, 1,418,496.60 and 908,339.60 is: 1,362,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,664.40 : 1,418,496.60 = 908,339.60 : x
  2. Step 2: Convert to fraction form
    945,664.40/1,418,496.60 = 908,339.60/x
  3. Step 3: Cross multiply
    945,664.40x = 1,418,496.60 × 908,339.60
  4. Step 4: Simplify right side
    945,664.40x = 1,288,476,634,245.36
  5. Step 5: Solve for x
    x = 1,288,476,634,245.36/945,664.40
  6. Step 6: Final answer
    x = 1,362,509.40

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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.