Home / 682,924.53-942,430.07-376,994.35

Finding the Fourth Proportional to 682,924.53, 942,430.07 and 376,994.35

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Solution

The fourth proportional to 682,924.53, 942,430.07 and 376,994.35 is: 520,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,924.53 : 942,430.07 = 376,994.35 : x
  2. Step 2: Convert to fraction form
    682,924.53/942,430.07 = 376,994.35/x
  3. Step 3: Cross multiply
    682,924.53x = 942,430.07 × 376,994.35
  4. Step 4: Simplify right side
    682,924.53x = 355,290,813,780.63
  5. Step 5: Solve for x
    x = 355,290,813,780.63/682,924.53
  6. Step 6: Final answer
    x = 520,249.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.