Home / 942,819.12-1,413,765.36-335,403.36

Finding the Fourth Proportional to 942,819.12, 1,413,765.36 and 335,403.36

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Solution

The fourth proportional to 942,819.12, 1,413,765.36 and 335,403.36 is: 502,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,819.12 : 1,413,765.36 = 335,403.36 : x
  2. Step 2: Convert to fraction form
    942,819.12/1,413,765.36 = 335,403.36/x
  3. Step 3: Cross multiply
    942,819.12x = 1,413,765.36 × 335,403.36
  4. Step 4: Simplify right side
    942,819.12x = 474,181,651,995.61
  5. Step 5: Solve for x
    x = 474,181,651,995.61/942,819.12
  6. Step 6: Final answer
    x = 502,940.22

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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.