Home / 336,720.85-464,528.12-221,852.12

Finding the Fourth Proportional to 336,720.85, 464,528.12 and 221,852.12

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Solution

The fourth proportional to 336,720.85, 464,528.12 and 221,852.12 is: 306,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,720.85 : 464,528.12 = 221,852.12 : x
  2. Step 2: Convert to fraction form
    336,720.85/464,528.12 = 221,852.12/x
  3. Step 3: Cross multiply
    336,720.85x = 464,528.12 × 221,852.12
  4. Step 4: Simplify right side
    336,720.85x = 103,056,544,789.71
  5. Step 5: Solve for x
    x = 103,056,544,789.71/336,720.85
  6. Step 6: Final answer
    x = 306,059.29

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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.