Home / 439,928.04-607,060.26-248,910.60

Finding the Fourth Proportional to 439,928.04, 607,060.26 and 248,910.60

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Solution

The fourth proportional to 439,928.04, 607,060.26 and 248,910.60 is: 343,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,928.04 : 607,060.26 = 248,910.60 : x
  2. Step 2: Convert to fraction form
    439,928.04/607,060.26 = 248,910.60/x
  3. Step 3: Cross multiply
    439,928.04x = 607,060.26 × 248,910.60
  4. Step 4: Simplify right side
    439,928.04x = 151,103,733,552.76
  5. Step 5: Solve for x
    x = 151,103,733,552.76/439,928.04
  6. Step 6: Final answer
    x = 343,473.75

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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.