Home / 470,170.37-648,836.43-255,314.03

Finding the Fourth Proportional to 470,170.37, 648,836.43 and 255,314.03

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Solution

The fourth proportional to 470,170.37, 648,836.43 and 255,314.03 is: 352,334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,170.37 : 648,836.43 = 255,314.03 : x
  2. Step 2: Convert to fraction form
    470,170.37/648,836.43 = 255,314.03/x
  3. Step 3: Cross multiply
    470,170.37x = 648,836.43 × 255,314.03
  4. Step 4: Simplify right side
    470,170.37x = 165,657,039,552.50
  5. Step 5: Solve for x
    x = 165,657,039,552.50/470,170.37
  6. Step 6: Final answer
    x = 352,334.07

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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.