Home / 1,021,108.94-1,531,663.41-273,135.50

Finding the Fourth Proportional to 1,021,108.94, 1,531,663.41 and 273,135.50

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Solution

The fourth proportional to 1,021,108.94, 1,531,663.41 and 273,135.50 is: 409,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,108.94 : 1,531,663.41 = 273,135.50 : x
  2. Step 2: Convert to fraction form
    1,021,108.94/1,531,663.41 = 273,135.50/x
  3. Step 3: Cross multiply
    1,021,108.94x = 1,531,663.41 × 273,135.50
  4. Step 4: Simplify right side
    1,021,108.94x = 418,351,651,322.06
  5. Step 5: Solve for x
    x = 418,351,651,322.06/1,021,108.94
  6. Step 6: Final answer
    x = 409,703.25

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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.