Home / 902,397.56-1,245,308.58-539,836.64

Finding the Fourth Proportional to 902,397.56, 1,245,308.58 and 539,836.64

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Solution

The fourth proportional to 902,397.56, 1,245,308.58 and 539,836.64 is: 744,974.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,397.56 : 1,245,308.58 = 539,836.64 : x
  2. Step 2: Convert to fraction form
    902,397.56/1,245,308.58 = 539,836.64/x
  3. Step 3: Cross multiply
    902,397.56x = 1,245,308.58 × 539,836.64
  4. Step 4: Simplify right side
    902,397.56x = 672,263,199,590.37
  5. Step 5: Solve for x
    x = 672,263,199,590.37/902,397.56
  6. Step 6: Final answer
    x = 744,974.53

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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.