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Finding the Fourth Proportional to 328,038.48, 452,694.72 and 184,800.78

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Solution

The fourth proportional to 328,038.48, 452,694.72 and 184,800.78 is: 255,025.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,038.48 : 452,694.72 = 184,800.78 : x
  2. Step 2: Convert to fraction form
    328,038.48/452,694.72 = 184,800.78/x
  3. Step 3: Cross multiply
    328,038.48x = 452,694.72 × 184,800.78
  4. Step 4: Simplify right side
    328,038.48x = 83,658,337,357.88
  5. Step 5: Solve for x
    x = 83,658,337,357.88/328,038.48
  6. Step 6: Final answer
    x = 255,025.99

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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.