Home / 397,021.04-595,382.52-144,239.08

Finding the Fourth Proportional to 397,021.04, 595,382.52 and 144,239.08

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Solution

The fourth proportional to 397,021.04, 595,382.52 and 144,239.08 is: 216,304.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,021.04 : 595,382.52 = 144,239.08 : x
  2. Step 2: Convert to fraction form
    397,021.04/595,382.52 = 144,239.08/x
  3. Step 3: Cross multiply
    397,021.04x = 595,382.52 × 144,239.08
  4. Step 4: Simplify right side
    397,021.04x = 85,877,426,290.32
  5. Step 5: Solve for x
    x = 85,877,426,290.32/397,021.04
  6. Step 6: Final answer
    x = 216,304.47

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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.