Home / 767,555.37-1,151,335.80-235,074.06

Finding the Fourth Proportional to 767,555.37, 1,151,335.80 and 235,074.06

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Solution

The fourth proportional to 767,555.37, 1,151,335.80 and 235,074.06 is: 352,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,555.37 : 1,151,335.80 = 235,074.06 : x
  2. Step 2: Convert to fraction form
    767,555.37/1,151,335.80 = 235,074.06/x
  3. Step 3: Cross multiply
    767,555.37x = 1,151,335.80 × 235,074.06
  4. Step 4: Simplify right side
    767,555.37x = 270,649,180,929.35
  5. Step 5: Solve for x
    x = 270,649,180,929.35/767,555.37
  6. Step 6: Final answer
    x = 352,611.93

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Double scale
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Similar ratio
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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.