Home / 1,308,328.26-1,963,253.70-550,114.80

Finding the Fourth Proportional to 1,308,328.26, 1,963,253.70 and 550,114.80

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Solution

The fourth proportional to 1,308,328.26, 1,963,253.70 and 550,114.80 is: 825,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,328.26 : 1,963,253.70 = 550,114.80 : x
  2. Step 2: Convert to fraction form
    1,308,328.26/1,963,253.70 = 550,114.80/x
  3. Step 3: Cross multiply
    1,308,328.26x = 1,963,253.70 × 550,114.80
  4. Step 4: Simplify right side
    1,308,328.26x = 1,080,014,916,524.76
  5. Step 5: Solve for x
    x = 1,080,014,916,524.76/1,308,328.26
  6. Step 6: Final answer
    x = 825,492.31

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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.