Home / 351,209.09-484,670.07-190,064.15

Finding the Fourth Proportional to 351,209.09, 484,670.07 and 190,064.15

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Solution

The fourth proportional to 351,209.09, 484,670.07 and 190,064.15 is: 262,289.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,209.09 : 484,670.07 = 190,064.15 : x
  2. Step 2: Convert to fraction form
    351,209.09/484,670.07 = 190,064.15/x
  3. Step 3: Cross multiply
    351,209.09x = 484,670.07 × 190,064.15
  4. Step 4: Simplify right side
    351,209.09x = 92,118,404,279.15
  5. Step 5: Solve for x
    x = 92,118,404,279.15/351,209.09
  6. Step 6: Final answer
    x = 262,289.35

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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.