Home / 419,738.95-579,260.29-236,035.34

Finding the Fourth Proportional to 419,738.95, 579,260.29 and 236,035.34

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Solution

The fourth proportional to 419,738.95, 579,260.29 and 236,035.34 is: 325,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,738.95 : 579,260.29 = 236,035.34 : x
  2. Step 2: Convert to fraction form
    419,738.95/579,260.29 = 236,035.34/x
  3. Step 3: Cross multiply
    419,738.95x = 579,260.29 × 236,035.34
  4. Step 4: Simplify right side
    419,738.95x = 136,725,895,422.17
  5. Step 5: Solve for x
    x = 136,725,895,422.17/419,738.95
  6. Step 6: Final answer
    x = 325,740.31

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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.