Home / 219,010.90-329,207.55-202,422.10

Finding the Fourth Proportional to 219,010.90, 329,207.55 and 202,422.10

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Solution

The fourth proportional to 219,010.90, 329,207.55 and 202,422.10 is: 304,272.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,010.90 : 329,207.55 = 202,422.10 : x
  2. Step 2: Convert to fraction form
    219,010.90/329,207.55 = 202,422.10/x
  3. Step 3: Cross multiply
    219,010.90x = 329,207.55 × 202,422.10
  4. Step 4: Simplify right side
    219,010.90x = 66,638,883,606.86
  5. Step 5: Solve for x
    x = 66,638,883,606.86/219,010.90
  6. Step 6: Final answer
    x = 304,272.00

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1.5x scale

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.