Home / 902,704.60-1,245,859.97-558,651.40

Finding the Fourth Proportional to 902,704.60, 1,245,859.97 and 558,651.40

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Solution

The fourth proportional to 902,704.60, 1,245,859.97 and 558,651.40 is: 771,017.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,704.60 : 1,245,859.97 = 558,651.40 : x
  2. Step 2: Convert to fraction form
    902,704.60/1,245,859.97 = 558,651.40/x
  3. Step 3: Cross multiply
    902,704.60x = 1,245,859.97 × 558,651.40
  4. Step 4: Simplify right side
    902,704.60x = 696,001,413,678.97
  5. Step 5: Solve for x
    x = 696,001,413,678.97/902,704.60
  6. Step 6: Final answer
    x = 771,017.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.