Home / 938,894.85-1,408,145.20-264,818.51

Finding the Fourth Proportional to 938,894.85, 1,408,145.20 and 264,818.51

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Solution

The fourth proportional to 938,894.85, 1,408,145.20 and 264,818.51 is: 397,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,894.85 : 1,408,145.20 = 264,818.51 : x
  2. Step 2: Convert to fraction form
    938,894.85/1,408,145.20 = 264,818.51/x
  3. Step 3: Cross multiply
    938,894.85x = 1,408,145.20 × 264,818.51
  4. Step 4: Simplify right side
    938,894.85x = 372,902,918,346.15
  5. Step 5: Solve for x
    x = 372,902,918,346.15/938,894.85
  6. Step 6: Final answer
    x = 397,172.18

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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.