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Finding the Fourth Proportional to 262,988.63, 362,838.85 and 160,907.67

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Solution

The fourth proportional to 262,988.63, 362,838.85 and 160,907.67 is: 222,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,988.63 : 362,838.85 = 160,907.67 : x
  2. Step 2: Convert to fraction form
    262,988.63/362,838.85 = 160,907.67/x
  3. Step 3: Cross multiply
    262,988.63x = 362,838.85 × 160,907.67
  4. Step 4: Simplify right side
    262,988.63x = 58,383,553,938.98
  5. Step 5: Solve for x
    x = 58,383,553,938.98/262,988.63
  6. Step 6: Final answer
    x = 222,000.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.