Home / 902,460.60-1,245,066.12-539,894.88

Finding the Fourth Proportional to 902,460.60, 1,245,066.12 and 539,894.88

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Solution

The fourth proportional to 902,460.60, 1,245,066.12 and 539,894.88 is: 744,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,460.60 : 1,245,066.12 = 539,894.88 : x
  2. Step 2: Convert to fraction form
    902,460.60/1,245,066.12 = 539,894.88/x
  3. Step 3: Cross multiply
    902,460.60x = 1,245,066.12 × 539,894.88
  4. Step 4: Simplify right side
    902,460.60x = 672,204,823,449.47
  5. Step 5: Solve for x
    x = 672,204,823,449.47/902,460.60
  6. Step 6: Final answer
    x = 744,857.81

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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.