Home / 1,021,106.94-1,531,660.41-273,133.50

Finding the Fourth Proportional to 1,021,106.94, 1,531,660.41 and 273,133.50

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Solution

The fourth proportional to 1,021,106.94, 1,531,660.41 and 273,133.50 is: 409,700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,106.94 : 1,531,660.41 = 273,133.50 : x
  2. Step 2: Convert to fraction form
    1,021,106.94/1,531,660.41 = 273,133.50/x
  3. Step 3: Cross multiply
    1,021,106.94x = 1,531,660.41 × 273,133.50
  4. Step 4: Simplify right side
    1,021,106.94x = 418,347,768,594.74
  5. Step 5: Solve for x
    x = 418,347,768,594.74/1,021,106.94
  6. Step 6: Final answer
    x = 409,700.25

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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.