Home / 850,850.80-1,276,276.20-535,922.80

Finding the Fourth Proportional to 850,850.80, 1,276,276.20 and 535,922.80

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Solution

The fourth proportional to 850,850.80, 1,276,276.20 and 535,922.80 is: 803,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,850.80 : 1,276,276.20 = 535,922.80 : x
  2. Step 2: Convert to fraction form
    850,850.80/1,276,276.20 = 535,922.80/x
  3. Step 3: Cross multiply
    850,850.80x = 1,276,276.20 × 535,922.80
  4. Step 4: Simplify right side
    850,850.80x = 683,985,514,677.36
  5. Step 5: Solve for x
    x = 683,985,514,677.36/850,850.80
  6. Step 6: Final answer
    x = 803,884.20

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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.