Home / 384,017.22-529,973.83-211,969.35

Finding the Fourth Proportional to 384,017.22, 529,973.83 and 211,969.35

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Solution

The fourth proportional to 384,017.22, 529,973.83 and 211,969.35 is: 292,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,017.22 : 529,973.83 = 211,969.35 : x
  2. Step 2: Convert to fraction form
    384,017.22/529,973.83 = 211,969.35/x
  3. Step 3: Cross multiply
    384,017.22x = 529,973.83 × 211,969.35
  4. Step 4: Simplify right side
    384,017.22x = 112,338,207,732.19
  5. Step 5: Solve for x
    x = 112,338,207,732.19/384,017.22
  6. Step 6: Final answer
    x = 292,534.30

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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.