Home / 1,308,788.76-1,963,226.84-362,080.20

Finding the Fourth Proportional to 1,308,788.76, 1,963,226.84 and 362,080.20

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Solution

The fourth proportional to 1,308,788.76, 1,963,226.84 and 362,080.20 is: 543,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,788.76 : 1,963,226.84 = 362,080.20 : x
  2. Step 2: Convert to fraction form
    1,308,788.76/1,963,226.84 = 362,080.20/x
  3. Step 3: Cross multiply
    1,308,788.76x = 1,963,226.84 × 362,080.20
  4. Step 4: Simplify right side
    1,308,788.76x = 710,845,566,872.57
  5. Step 5: Solve for x
    x = 710,845,566,872.57/1,308,788.76
  6. Step 6: Final answer
    x = 543,132.39

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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.