Home / 988,512.04-1,482,236.70-314,410.60

Finding the Fourth Proportional to 988,512.04, 1,482,236.70 and 314,410.60

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Solution

The fourth proportional to 988,512.04, 1,482,236.70 and 314,410.60 is: 471,446.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,512.04 : 1,482,236.70 = 314,410.60 : x
  2. Step 2: Convert to fraction form
    988,512.04/1,482,236.70 = 314,410.60/x
  3. Step 3: Cross multiply
    988,512.04x = 1,482,236.70 × 314,410.60
  4. Step 4: Simplify right side
    988,512.04x = 466,030,930,189.02
  5. Step 5: Solve for x
    x = 466,030,930,189.02/988,512.04
  6. Step 6: Final answer
    x = 471,446.89

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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.