Home / 1,034,430.67-1,551,704.28-314,795.78

Finding the Fourth Proportional to 1,034,430.67, 1,551,704.28 and 314,795.78

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Solution

The fourth proportional to 1,034,430.67, 1,551,704.28 and 314,795.78 is: 472,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,430.67 : 1,551,704.28 = 314,795.78 : x
  2. Step 2: Convert to fraction form
    1,034,430.67/1,551,704.28 = 314,795.78/x
  3. Step 3: Cross multiply
    1,034,430.67x = 1,551,704.28 × 314,795.78
  4. Step 4: Simplify right side
    1,034,430.67x = 488,469,951,393.42
  5. Step 5: Solve for x
    x = 488,469,951,393.42/1,034,430.67
  6. Step 6: Final answer
    x = 472,211.40

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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.