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Finding the Fourth Proportional to 324,737.40, 487,106.10 and 184,769.40

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Solution

The fourth proportional to 324,737.40, 487,106.10 and 184,769.40 is: 277,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,737.40 : 487,106.10 = 184,769.40 : x
  2. Step 2: Convert to fraction form
    324,737.40/487,106.10 = 184,769.40/x
  3. Step 3: Cross multiply
    324,737.40x = 487,106.10 × 184,769.40
  4. Step 4: Simplify right side
    324,737.40x = 90,002,301,833.34
  5. Step 5: Solve for x
    x = 90,002,301,833.34/324,737.40
  6. Step 6: Final answer
    x = 277,154.10

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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.