Home / 746,770.10-1,120,159.20-185,804.60

Finding the Fourth Proportional to 746,770.10, 1,120,159.20 and 185,804.60

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Solution

The fourth proportional to 746,770.10, 1,120,159.20 and 185,804.60 is: 278,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,770.10 : 1,120,159.20 = 185,804.60 : x
  2. Step 2: Convert to fraction form
    746,770.10/1,120,159.20 = 185,804.60/x
  3. Step 3: Cross multiply
    746,770.10x = 1,120,159.20 × 185,804.60
  4. Step 4: Simplify right side
    746,770.10x = 208,130,732,092.32
  5. Step 5: Solve for x
    x = 208,130,732,092.32/746,770.10
  6. Step 6: Final answer
    x = 278,707.91

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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.