Home / 804,704.40-1,207,056.60-306,003.60

Finding the Fourth Proportional to 804,704.40, 1,207,056.60 and 306,003.60

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Solution

The fourth proportional to 804,704.40, 1,207,056.60 and 306,003.60 is: 459,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,704.40 : 1,207,056.60 = 306,003.60 : x
  2. Step 2: Convert to fraction form
    804,704.40/1,207,056.60 = 306,003.60/x
  3. Step 3: Cross multiply
    804,704.40x = 1,207,056.60 × 306,003.60
  4. Step 4: Simplify right side
    804,704.40x = 369,363,665,003.76
  5. Step 5: Solve for x
    x = 369,363,665,003.76/804,704.40
  6. Step 6: Final answer
    x = 459,005.40

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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.