Home / 325,927.98-450,397.53-245,215.26

Finding the Fourth Proportional to 325,927.98, 450,397.53 and 245,215.26

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Solution

The fourth proportional to 325,927.98, 450,397.53 and 245,215.26 is: 338,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,927.98 : 450,397.53 = 245,215.26 : x
  2. Step 2: Convert to fraction form
    325,927.98/450,397.53 = 245,215.26/x
  3. Step 3: Cross multiply
    325,927.98x = 450,397.53 × 245,215.26
  4. Step 4: Simplify right side
    325,927.98x = 110,444,347,422.31
  5. Step 5: Solve for x
    x = 110,444,347,422.31/325,927.98
  6. Step 6: Final answer
    x = 338,861.20

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1.5x scale

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.