Home / 938,772.83-1,408,218.68-362,670.86

Finding the Fourth Proportional to 938,772.83, 1,408,218.68 and 362,670.86

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Solution

The fourth proportional to 938,772.83, 1,408,218.68 and 362,670.86 is: 544,029.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,772.83 : 1,408,218.68 = 362,670.86 : x
  2. Step 2: Convert to fraction form
    938,772.83/1,408,218.68 = 362,670.86/x
  3. Step 3: Cross multiply
    938,772.83x = 1,408,218.68 × 362,670.86
  4. Step 4: Simplify right side
    938,772.83x = 510,719,884,170.89
  5. Step 5: Solve for x
    x = 510,719,884,170.89/938,772.83
  6. Step 6: Final answer
    x = 544,029.25

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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.