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Finding the Fourth Proportional to 217,478.60, 325,829.10 and 184,041.80

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Solution

The fourth proportional to 217,478.60, 325,829.10 and 184,041.80 is: 275,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,478.60 : 325,829.10 = 184,041.80 : x
  2. Step 2: Convert to fraction form
    217,478.60/325,829.10 = 184,041.80/x
  3. Step 3: Cross multiply
    217,478.60x = 325,829.10 × 184,041.80
  4. Step 4: Simplify right side
    217,478.60x = 59,966,174,056.38
  5. Step 5: Solve for x
    x = 59,966,174,056.38/217,478.60
  6. Step 6: Final answer
    x = 275,733.68

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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.