Home / 949,158.72-1,423,744.02-388,193.22

Finding the Fourth Proportional to 949,158.72, 1,423,744.02 and 388,193.22

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Solution

The fourth proportional to 949,158.72, 1,423,744.02 and 388,193.22 is: 582,292.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,158.72 : 1,423,744.02 = 388,193.22 : x
  2. Step 2: Convert to fraction form
    949,158.72/1,423,744.02 = 388,193.22/x
  3. Step 3: Cross multiply
    949,158.72x = 1,423,744.02 × 388,193.22
  4. Step 4: Simplify right side
    949,158.72x = 552,687,775,579.54
  5. Step 5: Solve for x
    x = 552,687,775,579.54/949,158.72
  6. Step 6: Final answer
    x = 582,292.26

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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.