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Finding the Fourth Proportional to 468,503.16, 703,043.79 and 184,143.75

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Solution

The fourth proportional to 468,503.16, 703,043.79 and 184,143.75 is: 276,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,503.16 : 703,043.79 = 184,143.75 : x
  2. Step 2: Convert to fraction form
    468,503.16/703,043.79 = 184,143.75/x
  3. Step 3: Cross multiply
    468,503.16x = 703,043.79 × 184,143.75
  4. Step 4: Simplify right side
    468,503.16x = 129,461,119,904.81
  5. Step 5: Solve for x
    x = 129,461,119,904.81/468,503.16
  6. Step 6: Final answer
    x = 276,329.24

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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.