Home / 384,017.22-529,945.29-214,258.50

Finding the Fourth Proportional to 384,017.22, 529,945.29 and 214,258.50

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Solution

The fourth proportional to 384,017.22, 529,945.29 and 214,258.50 is: 295,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,017.22 : 529,945.29 = 214,258.50 : x
  2. Step 2: Convert to fraction form
    384,017.22/529,945.29 = 214,258.50/x
  3. Step 3: Cross multiply
    384,017.22x = 529,945.29 × 214,258.50
  4. Step 4: Simplify right side
    384,017.22x = 113,545,282,917.47
  5. Step 5: Solve for x
    x = 113,545,282,917.47/384,017.22
  6. Step 6: Final answer
    x = 295,677.58

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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.