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Finding the Fourth Proportional to 374,360.84, 561,119.60 and 184,418.78

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Solution

The fourth proportional to 374,360.84, 561,119.60 and 184,418.78 is: 276,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,360.84 : 561,119.60 = 184,418.78 : x
  2. Step 2: Convert to fraction form
    374,360.84/561,119.60 = 184,418.78/x
  3. Step 3: Cross multiply
    374,360.84x = 561,119.60 × 184,418.78
  4. Step 4: Simplify right side
    374,360.84x = 103,480,989,721.54
  5. Step 5: Solve for x
    x = 103,480,989,721.54/374,360.84
  6. Step 6: Final answer
    x = 276,420.45

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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.