Home / 804,890.37-1,207,333.04-205,851.63

Finding the Fourth Proportional to 804,890.37, 1,207,333.04 and 205,851.63

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Solution

The fourth proportional to 804,890.37, 1,207,333.04 and 205,851.63 is: 308,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,890.37 : 1,207,333.04 = 205,851.63 : x
  2. Step 2: Convert to fraction form
    804,890.37/1,207,333.04 = 205,851.63/x
  3. Step 3: Cross multiply
    804,890.37x = 1,207,333.04 × 205,851.63
  4. Step 4: Simplify right side
    804,890.37x = 248,531,473,207.60
  5. Step 5: Solve for x
    x = 248,531,473,207.60/804,890.37
  6. Step 6: Final answer
    x = 308,776.80

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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.