Home / 779,096.40-1,168,644.60-731,857.20

Finding the Fourth Proportional to 779,096.40, 1,168,644.60 and 731,857.20

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Solution

The fourth proportional to 779,096.40, 1,168,644.60 and 731,857.20 is: 1,097,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,096.40 : 1,168,644.60 = 731,857.20 : x
  2. Step 2: Convert to fraction form
    779,096.40/1,168,644.60 = 731,857.20/x
  3. Step 3: Cross multiply
    779,096.40x = 1,168,644.60 × 731,857.20
  4. Step 4: Simplify right side
    779,096.40x = 855,280,964,751.12
  5. Step 5: Solve for x
    x = 855,280,964,751.12/779,096.40
  6. Step 6: Final answer
    x = 1,097,785.80

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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.