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Finding the Fourth Proportional to 328,043.60, 452,698.08 and 184,849.76

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Solution

The fourth proportional to 328,043.60, 452,698.08 and 184,849.76 is: 255,091.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,043.60 : 452,698.08 = 184,849.76 : x
  2. Step 2: Convert to fraction form
    328,043.60/452,698.08 = 184,849.76/x
  3. Step 3: Cross multiply
    328,043.60x = 452,698.08 × 184,849.76
  4. Step 4: Simplify right side
    328,043.60x = 83,681,131,440.46
  5. Step 5: Solve for x
    x = 83,681,131,440.46/328,043.60
  6. Step 6: Final answer
    x = 255,091.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.