Home / 1,105,745.55-1,658,616.95-347,653.22

Finding the Fourth Proportional to 1,105,745.55, 1,658,616.95 and 347,653.22

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Solution

The fourth proportional to 1,105,745.55, 1,658,616.95 and 347,653.22 is: 521,479.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,745.55 : 1,658,616.95 = 347,653.22 : x
  2. Step 2: Convert to fraction form
    1,105,745.55/1,658,616.95 = 347,653.22/x
  3. Step 3: Cross multiply
    1,105,745.55x = 1,658,616.95 × 347,653.22
  4. Step 4: Simplify right side
    1,105,745.55x = 576,623,515,990.13
  5. Step 5: Solve for x
    x = 576,623,515,990.13/1,105,745.55
  6. Step 6: Final answer
    x = 521,479.39

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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.