Home / 1,228,159.69-1,842,519.96-375,352.72

Finding the Fourth Proportional to 1,228,159.69, 1,842,519.96 and 375,352.72

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Solution

The fourth proportional to 1,228,159.69, 1,842,519.96 and 375,352.72 is: 563,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,159.69 : 1,842,519.96 = 375,352.72 : x
  2. Step 2: Convert to fraction form
    1,228,159.69/1,842,519.96 = 375,352.72/x
  3. Step 3: Cross multiply
    1,228,159.69x = 1,842,519.96 × 375,352.72
  4. Step 4: Simplify right side
    1,228,159.69x = 691,594,874,033.99
  5. Step 5: Solve for x
    x = 691,594,874,033.99/1,228,159.69
  6. Step 6: Final answer
    x = 563,114.78

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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.