Home / 965,739.60-1,448,602.20-291,819.60

Finding the Fourth Proportional to 965,739.60, 1,448,602.20 and 291,819.60

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Solution

The fourth proportional to 965,739.60, 1,448,602.20 and 291,819.60 is: 437,727.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,739.60 : 1,448,602.20 = 291,819.60 : x
  2. Step 2: Convert to fraction form
    965,739.60/1,448,602.20 = 291,819.60/x
  3. Step 3: Cross multiply
    965,739.60x = 1,448,602.20 × 291,819.60
  4. Step 4: Simplify right side
    965,739.60x = 422,730,514,563.12
  5. Step 5: Solve for x
    x = 422,730,514,563.12/965,739.60
  6. Step 6: Final answer
    x = 437,727.22

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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.