Home / 790,897.37-1,091,546.96-484,919.64

Finding the Fourth Proportional to 790,897.37, 1,091,546.96 and 484,919.64

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Solution

The fourth proportional to 790,897.37, 1,091,546.96 and 484,919.64 is: 669,255.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,897.37 : 1,091,546.96 = 484,919.64 : x
  2. Step 2: Convert to fraction form
    790,897.37/1,091,546.96 = 484,919.64/x
  3. Step 3: Cross multiply
    790,897.37x = 1,091,546.96 × 484,919.64
  4. Step 4: Simplify right side
    790,897.37x = 529,312,556,461.70
  5. Step 5: Solve for x
    x = 529,312,556,461.70/790,897.37
  6. Step 6: Final answer
    x = 669,255.68

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Double scale
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1.5x scale

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.