Home / 370,877.09-511,807.83-201,111.23

Finding the Fourth Proportional to 370,877.09, 511,807.83 and 201,111.23

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Solution

The fourth proportional to 370,877.09, 511,807.83 and 201,111.23 is: 277,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,877.09 : 511,807.83 = 201,111.23 : x
  2. Step 2: Convert to fraction form
    370,877.09/511,807.83 = 201,111.23/x
  3. Step 3: Cross multiply
    370,877.09x = 511,807.83 × 201,111.23
  4. Step 4: Simplify right side
    370,877.09x = 102,930,302,214.93
  5. Step 5: Solve for x
    x = 102,930,302,214.93/370,877.09
  6. Step 6: Final answer
    x = 277,532.11

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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.