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Finding the Fourth Proportional to 375,075.58, 562,662.81 and 122,267.49

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Solution

The fourth proportional to 375,075.58, 562,662.81 and 122,267.49 is: 183,417.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,075.58 : 562,662.81 = 122,267.49 : x
  2. Step 2: Convert to fraction form
    375,075.58/562,662.81 = 122,267.49/x
  3. Step 3: Cross multiply
    375,075.58x = 562,662.81 × 122,267.49
  4. Step 4: Simplify right side
    375,075.58x = 68,795,369,495.05
  5. Step 5: Solve for x
    x = 68,795,369,495.05/375,075.58
  6. Step 6: Final answer
    x = 183,417.35

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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.