Home / 746,775.52-1,120,163.51-185,810.02

Finding the Fourth Proportional to 746,775.52, 1,120,163.51 and 185,810.02

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Solution

The fourth proportional to 746,775.52, 1,120,163.51 and 185,810.02 is: 278,715.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,775.52 : 1,120,163.51 = 185,810.02 : x
  2. Step 2: Convert to fraction form
    746,775.52/1,120,163.51 = 185,810.02/x
  3. Step 3: Cross multiply
    746,775.52x = 1,120,163.51 × 185,810.02
  4. Step 4: Simplify right side
    746,775.52x = 208,137,601,860.49
  5. Step 5: Solve for x
    x = 208,137,601,860.49/746,775.52
  6. Step 6: Final answer
    x = 278,715.09

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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.