Home / 1,090,233.21-1,635,221.02-291,576.65

Finding the Fourth Proportional to 1,090,233.21, 1,635,221.02 and 291,576.65

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Solution

The fourth proportional to 1,090,233.21, 1,635,221.02 and 291,576.65 is: 437,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,233.21 : 1,635,221.02 = 291,576.65 : x
  2. Step 2: Convert to fraction form
    1,090,233.21/1,635,221.02 = 291,576.65/x
  3. Step 3: Cross multiply
    1,090,233.21x = 1,635,221.02 × 291,576.65
  4. Step 4: Simplify right side
    1,090,233.21x = 476,792,267,021.18
  5. Step 5: Solve for x
    x = 476,792,267,021.18/1,090,233.21
  6. Step 6: Final answer
    x = 437,330.53

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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.