Home / 359,307.24-538,804.39-103,083.28

Finding the Fourth Proportional to 359,307.24, 538,804.39 and 103,083.28

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Solution

The fourth proportional to 359,307.24, 538,804.39 and 103,083.28 is: 154,580.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,307.24 : 538,804.39 = 103,083.28 : x
  2. Step 2: Convert to fraction form
    359,307.24/538,804.39 = 103,083.28/x
  3. Step 3: Cross multiply
    359,307.24x = 538,804.39 × 103,083.28
  4. Step 4: Simplify right side
    359,307.24x = 55,541,723,799.60
  5. Step 5: Solve for x
    x = 55,541,723,799.60/359,307.24
  6. Step 6: Final answer
    x = 154,580.03

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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.