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Finding the Fourth Proportional to 394,994.88, 592,686.72 and 184,602.24

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Solution

The fourth proportional to 394,994.88, 592,686.72 and 184,602.24 is: 276,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,994.88 : 592,686.72 = 184,602.24 : x
  2. Step 2: Convert to fraction form
    394,994.88/592,686.72 = 184,602.24/x
  3. Step 3: Cross multiply
    394,994.88x = 592,686.72 × 184,602.24
  4. Step 4: Simplify right side
    394,994.88x = 109,411,296,130.25
  5. Step 5: Solve for x
    x = 109,411,296,130.25/394,994.88
  6. Step 6: Final answer
    x = 276,994.21

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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.