Home / 768,147.66-1,060,442.34-561,183.94

Finding the Fourth Proportional to 768,147.66, 1,060,442.34 and 561,183.94

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Solution

The fourth proportional to 768,147.66, 1,060,442.34 and 561,183.94 is: 774,725.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,147.66 : 1,060,442.34 = 561,183.94 : x
  2. Step 2: Convert to fraction form
    768,147.66/1,060,442.34 = 561,183.94/x
  3. Step 3: Cross multiply
    768,147.66x = 1,060,442.34 × 561,183.94
  4. Step 4: Simplify right side
    768,147.66x = 595,103,210,504.02
  5. Step 5: Solve for x
    x = 595,103,210,504.02/768,147.66
  6. Step 6: Final answer
    x = 774,725.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.