Home / 1,054,265.48-1,581,398.42-380,346.56

Finding the Fourth Proportional to 1,054,265.48, 1,581,398.42 and 380,346.56

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Solution

The fourth proportional to 1,054,265.48, 1,581,398.42 and 380,346.56 is: 570,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,265.48 : 1,581,398.42 = 380,346.56 : x
  2. Step 2: Convert to fraction form
    1,054,265.48/1,581,398.42 = 380,346.56/x
  3. Step 3: Cross multiply
    1,054,265.48x = 1,581,398.42 × 380,346.56
  4. Step 4: Simplify right side
    1,054,265.48x = 601,479,449,036.44
  5. Step 5: Solve for x
    x = 601,479,449,036.44/1,054,265.48
  6. Step 6: Final answer
    x = 570,519.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.