Home / 909,873.68-1,364,514.84-302,498.48

Finding the Fourth Proportional to 909,873.68, 1,364,514.84 and 302,498.48

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Solution

The fourth proportional to 909,873.68, 1,364,514.84 and 302,498.48 is: 453,649.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,873.68 : 1,364,514.84 = 302,498.48 : x
  2. Step 2: Convert to fraction form
    909,873.68/1,364,514.84 = 302,498.48/x
  3. Step 3: Cross multiply
    909,873.68x = 1,364,514.84 × 302,498.48
  4. Step 4: Simplify right side
    909,873.68x = 412,763,665,037.44
  5. Step 5: Solve for x
    x = 412,763,665,037.44/909,873.68
  6. Step 6: Final answer
    x = 453,649.42

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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.