Home / 540,664.97-746,087.51-298,933.02

Finding the Fourth Proportional to 540,664.97, 746,087.51 and 298,933.02

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Solution

The fourth proportional to 540,664.97, 746,087.51 and 298,933.02 is: 412,510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,664.97 : 746,087.51 = 298,933.02 : x
  2. Step 2: Convert to fraction form
    540,664.97/746,087.51 = 298,933.02/x
  3. Step 3: Cross multiply
    540,664.97x = 746,087.51 × 298,933.02
  4. Step 4: Simplify right side
    540,664.97x = 223,030,191,053.92
  5. Step 5: Solve for x
    x = 223,030,191,053.92/540,664.97
  6. Step 6: Final answer
    x = 412,510.90

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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.