Home / 938,714.58-1,407,606.06-298,934.94

Finding the Fourth Proportional to 938,714.58, 1,407,606.06 and 298,934.94

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Solution

The fourth proportional to 938,714.58, 1,407,606.06 and 298,934.94 is: 448,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,714.58 : 1,407,606.06 = 298,934.94 : x
  2. Step 2: Convert to fraction form
    938,714.58/1,407,606.06 = 298,934.94/x
  3. Step 3: Cross multiply
    938,714.58x = 1,407,606.06 × 298,934.94
  4. Step 4: Simplify right side
    938,714.58x = 420,782,633,089.74
  5. Step 5: Solve for x
    x = 420,782,633,089.74/938,714.58
  6. Step 6: Final answer
    x = 448,254.07

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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.