Home / 767,148.09-1,150,680.72-234,669.18

Finding the Fourth Proportional to 767,148.09, 1,150,680.72 and 234,669.18

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Solution

The fourth proportional to 767,148.09, 1,150,680.72 and 234,669.18 is: 351,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,148.09 : 1,150,680.72 = 234,669.18 : x
  2. Step 2: Convert to fraction form
    767,148.09/1,150,680.72 = 234,669.18/x
  3. Step 3: Cross multiply
    767,148.09x = 1,150,680.72 × 234,669.18
  4. Step 4: Simplify right side
    767,148.09x = 270,029,301,884.22
  5. Step 5: Solve for x
    x = 270,029,301,884.22/767,148.09
  6. Step 6: Final answer
    x = 351,991.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.