Home / 469,975.14-648,548.37-255,110.49

Finding the Fourth Proportional to 469,975.14, 648,548.37 and 255,110.49

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Solution

The fourth proportional to 469,975.14, 648,548.37 and 255,110.49 is: 352,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,975.14 : 648,548.37 = 255,110.49 : x
  2. Step 2: Convert to fraction form
    469,975.14/648,548.37 = 255,110.49/x
  3. Step 3: Cross multiply
    469,975.14x = 648,548.37 × 255,110.49
  4. Step 4: Simplify right side
    469,975.14x = 165,451,492,459.40
  5. Step 5: Solve for x
    x = 165,451,492,459.40/469,975.14
  6. Step 6: Final answer
    x = 352,043.07

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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.