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Finding the Fourth Proportional to 656,418.88, 984,636.16 and 183,075.44

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Solution

The fourth proportional to 656,418.88, 984,636.16 and 183,075.44 is: 274,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,418.88 : 984,636.16 = 183,075.44 : x
  2. Step 2: Convert to fraction form
    656,418.88/984,636.16 = 183,075.44/x
  3. Step 3: Cross multiply
    656,418.88x = 984,636.16 × 183,075.44
  4. Step 4: Simplify right side
    656,418.88x = 180,262,698,231.91
  5. Step 5: Solve for x
    x = 180,262,698,231.91/656,418.88
  6. Step 6: Final answer
    x = 274,615.35

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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.