Home / 470,175.33-648,823.98-255,310.68

Finding the Fourth Proportional to 470,175.33, 648,823.98 and 255,310.68

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Solution

The fourth proportional to 470,175.33, 648,823.98 and 255,310.68 is: 352,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,175.33 : 648,823.98 = 255,310.68 : x
  2. Step 2: Convert to fraction form
    470,175.33/648,823.98 = 255,310.68/x
  3. Step 3: Cross multiply
    470,175.33x = 648,823.98 × 255,310.68
  4. Step 4: Simplify right side
    470,175.33x = 165,651,691,534.11
  5. Step 5: Solve for x
    x = 165,651,691,534.11/470,175.33
  6. Step 6: Final answer
    x = 352,318.98

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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.