Home / 219,829.60-329,744.40-185,269.60

Finding the Fourth Proportional to 219,829.60, 329,744.40 and 185,269.60

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Solution

The fourth proportional to 219,829.60, 329,744.40 and 185,269.60 is: 277,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,829.60 : 329,744.40 = 185,269.60 : x
  2. Step 2: Convert to fraction form
    219,829.60/329,744.40 = 185,269.60/x
  3. Step 3: Cross multiply
    219,829.60x = 329,744.40 × 185,269.60
  4. Step 4: Simplify right side
    219,829.60x = 61,091,613,090.24
  5. Step 5: Solve for x
    x = 61,091,613,090.24/219,829.60
  6. Step 6: Final answer
    x = 277,904.40

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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.