Home / 793,889.36-1,096,138.92-488,376.40

Finding the Fourth Proportional to 793,889.36, 1,096,138.92 and 488,376.40

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Solution

The fourth proportional to 793,889.36, 1,096,138.92 and 488,376.40 is: 674,311.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,889.36 : 1,096,138.92 = 488,376.40 : x
  2. Step 2: Convert to fraction form
    793,889.36/1,096,138.92 = 488,376.40/x
  3. Step 3: Cross multiply
    793,889.36x = 1,096,138.92 × 488,376.40
  4. Step 4: Simplify right side
    793,889.36x = 535,328,379,649.49
  5. Step 5: Solve for x
    x = 535,328,379,649.49/793,889.36
  6. Step 6: Final answer
    x = 674,311.06

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1.5x scale

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.