Home / 998,096.34-1,377,376.48-545,387.34

Finding the Fourth Proportional to 998,096.34, 1,377,376.48 and 545,387.34

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Solution

The fourth proportional to 998,096.34, 1,377,376.48 and 545,387.34 is: 752,636.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,096.34 : 1,377,376.48 = 545,387.34 : x
  2. Step 2: Convert to fraction form
    998,096.34/1,377,376.48 = 545,387.34/x
  3. Step 3: Cross multiply
    998,096.34x = 1,377,376.48 × 545,387.34
  4. Step 4: Simplify right side
    998,096.34x = 751,203,694,605.76
  5. Step 5: Solve for x
    x = 751,203,694,605.76/998,096.34
  6. Step 6: Final answer
    x = 752,636.46

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Double scale
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1.5x scale

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.