Home / 876,300.06-1,314,640.20-269,090.46

Finding the Fourth Proportional to 876,300.06, 1,314,640.20 and 269,090.46

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Solution

The fourth proportional to 876,300.06, 1,314,640.20 and 269,090.46 is: 403,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,300.06 : 1,314,640.20 = 269,090.46 : x
  2. Step 2: Convert to fraction form
    876,300.06/1,314,640.20 = 269,090.46/x
  3. Step 3: Cross multiply
    876,300.06x = 1,314,640.20 × 269,090.46
  4. Step 4: Simplify right side
    876,300.06x = 353,757,136,152.49
  5. Step 5: Solve for x
    x = 353,757,136,152.49/876,300.06
  6. Step 6: Final answer
    x = 403,694.07

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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.