Home / 902,346.75-1,245,238.52-539,785.89

Finding the Fourth Proportional to 902,346.75, 1,245,238.52 and 539,785.89

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Solution

The fourth proportional to 902,346.75, 1,245,238.52 and 539,785.89 is: 744,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,346.75 : 1,245,238.52 = 539,785.89 : x
  2. Step 2: Convert to fraction form
    902,346.75/1,245,238.52 = 539,785.89/x
  3. Step 3: Cross multiply
    902,346.75x = 1,245,238.52 × 539,785.89
  4. Step 4: Simplify right side
    902,346.75x = 672,162,180,081.55
  5. Step 5: Solve for x
    x = 672,162,180,081.55/902,346.75
  6. Step 6: Final answer
    x = 744,904.53

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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.