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Finding the Fourth Proportional to 492,621.82, 737,759.76 and 314,577.34

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Solution

The fourth proportional to 492,621.82, 737,759.76 and 314,577.34 is: 471,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,621.82 : 737,759.76 = 314,577.34 : x
  2. Step 2: Convert to fraction form
    492,621.82/737,759.76 = 314,577.34/x
  3. Step 3: Cross multiply
    492,621.82x = 737,759.76 × 314,577.34
  4. Step 4: Simplify right side
    492,621.82x = 232,082,502,859.84
  5. Step 5: Solve for x
    x = 232,082,502,859.84/492,621.82
  6. Step 6: Final answer
    x = 471,116.98

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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.