Home / 804,666.80-1,207,000.77-205,628.53

Finding the Fourth Proportional to 804,666.80, 1,207,000.77 and 205,628.53

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Solution

The fourth proportional to 804,666.80, 1,207,000.77 and 205,628.53 is: 308,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,666.80 : 1,207,000.77 = 205,628.53 : x
  2. Step 2: Convert to fraction form
    804,666.80/1,207,000.77 = 205,628.53/x
  3. Step 3: Cross multiply
    804,666.80x = 1,207,000.77 × 205,628.53
  4. Step 4: Simplify right side
    804,666.80x = 248,193,796,505.61
  5. Step 5: Solve for x
    x = 248,193,796,505.61/804,666.80
  6. Step 6: Final answer
    x = 308,442.94

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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.