Home / 698,963.96-1,048,447.02-299,573.48

Finding the Fourth Proportional to 698,963.96, 1,048,447.02 and 299,573.48

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Solution

The fourth proportional to 698,963.96, 1,048,447.02 and 299,573.48 is: 449,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,963.96 : 1,048,447.02 = 299,573.48 : x
  2. Step 2: Convert to fraction form
    698,963.96/1,048,447.02 = 299,573.48/x
  3. Step 3: Cross multiply
    698,963.96x = 1,048,447.02 × 299,573.48
  4. Step 4: Simplify right side
    698,963.96x = 314,086,922,377.03
  5. Step 5: Solve for x
    x = 314,086,922,377.03/698,963.96
  6. Step 6: Final answer
    x = 449,360.68

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1.5x scale

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.