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Finding the Fourth Proportional to 703,918.44, 967,810.46 and 626,702.76

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Solution

The fourth proportional to 703,918.44, 967,810.46 and 626,702.76 is: 861,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,918.44 : 967,810.46 = 626,702.76 : x
  2. Step 2: Convert to fraction form
    703,918.44/967,810.46 = 626,702.76/x
  3. Step 3: Cross multiply
    703,918.44x = 967,810.46 × 626,702.76
  4. Step 4: Simplify right side
    703,918.44x = 606,529,483,305.36
  5. Step 5: Solve for x
    x = 606,529,483,305.36/703,918.44
  6. Step 6: Final answer
    x = 861,647.39

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.