Home / 370,072.24-555,329.82-339,957.25

Finding the Fourth Proportional to 370,072.24, 555,329.82 and 339,957.25

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Solution

The fourth proportional to 370,072.24, 555,329.82 and 339,957.25 is: 510,139.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,072.24 : 555,329.82 = 339,957.25 : x
  2. Step 2: Convert to fraction form
    370,072.24/555,329.82 = 339,957.25/x
  3. Step 3: Cross multiply
    370,072.24x = 555,329.82 × 339,957.25
  4. Step 4: Simplify right side
    370,072.24x = 188,788,395,794.95
  5. Step 5: Solve for x
    x = 188,788,395,794.95/370,072.24
  6. Step 6: Final answer
    x = 510,139.31

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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.