Home / 970,819.96-1,456,885.74-339,739.24

Finding the Fourth Proportional to 970,819.96, 1,456,885.74 and 339,739.24

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Solution

The fourth proportional to 970,819.96, 1,456,885.74 and 339,739.24 is: 509,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,819.96 : 1,456,885.74 = 339,739.24 : x
  2. Step 2: Convert to fraction form
    970,819.96/1,456,885.74 = 339,739.24/x
  3. Step 3: Cross multiply
    970,819.96x = 1,456,885.74 × 339,739.24
  4. Step 4: Simplify right side
    970,819.96x = 494,961,254,074.44
  5. Step 5: Solve for x
    x = 494,961,254,074.44/970,819.96
  6. Step 6: Final answer
    x = 509,838.36

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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.