Home / 779,311.01-1,168,752.06-266,968.59

Finding the Fourth Proportional to 779,311.01, 1,168,752.06 and 266,968.59

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Solution

The fourth proportional to 779,311.01, 1,168,752.06 and 266,968.59 is: 400,379.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,311.01 : 1,168,752.06 = 266,968.59 : x
  2. Step 2: Convert to fraction form
    779,311.01/1,168,752.06 = 266,968.59/x
  3. Step 3: Cross multiply
    779,311.01x = 1,168,752.06 × 266,968.59
  4. Step 4: Simplify right side
    779,311.01x = 312,020,089,517.80
  5. Step 5: Solve for x
    x = 312,020,089,517.80/779,311.01
  6. Step 6: Final answer
    x = 400,379.42

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Double scale
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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.