Home / 846,442.17-1,269,658.89-299,740.23

Finding the Fourth Proportional to 846,442.17, 1,269,658.89 and 299,740.23

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Solution

The fourth proportional to 846,442.17, 1,269,658.89 and 299,740.23 is: 449,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,442.17 : 1,269,658.89 = 299,740.23 : x
  2. Step 2: Convert to fraction form
    846,442.17/1,269,658.89 = 299,740.23/x
  3. Step 3: Cross multiply
    846,442.17x = 1,269,658.89 × 299,740.23
  4. Step 4: Simplify right side
    846,442.17x = 380,567,847,710.15
  5. Step 5: Solve for x
    x = 380,567,847,710.15/846,442.17
  6. Step 6: Final answer
    x = 449,608.80

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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.