Home / 746,717.10-1,120,079.70-185,751.60

Finding the Fourth Proportional to 746,717.10, 1,120,079.70 and 185,751.60

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Solution

The fourth proportional to 746,717.10, 1,120,079.70 and 185,751.60 is: 278,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,717.10 : 1,120,079.70 = 185,751.60 : x
  2. Step 2: Convert to fraction form
    746,717.10/1,120,079.70 = 185,751.60/x
  3. Step 3: Cross multiply
    746,717.10x = 1,120,079.70 × 185,751.60
  4. Step 4: Simplify right side
    746,717.10x = 208,056,596,402.52
  5. Step 5: Solve for x
    x = 208,056,596,402.52/746,717.10
  6. Step 6: Final answer
    x = 278,628.41

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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.