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Finding the Fourth Proportional to 479,496, 719,278.56 and 184,008

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Solution

The fourth proportional to 479,496, 719,278.56 and 184,008 is: 276,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,496 : 719,278.56 = 184,008 : x
  2. Step 2: Convert to fraction form
    479,496/719,278.56 = 184,008/x
  3. Step 3: Cross multiply
    479,496x = 719,278.56 × 184,008
  4. Step 4: Simplify right side
    479,496x = 132,353,009,268.48
  5. Step 5: Solve for x
    x = 132,353,009,268.48/479,496
  6. Step 6: Final answer
    x = 276,025.26

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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.