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Finding the Fourth Proportional to 612,277.02, 844,952.40 and 336,646.50

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Solution

The fourth proportional to 612,277.02, 844,952.40 and 336,646.50 is: 464,577.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,277.02 : 844,952.40 = 336,646.50 : x
  2. Step 2: Convert to fraction form
    612,277.02/844,952.40 = 336,646.50/x
  3. Step 3: Cross multiply
    612,277.02x = 844,952.40 × 336,646.50
  4. Step 4: Simplify right side
    612,277.02x = 284,450,268,126.60
  5. Step 5: Solve for x
    x = 284,450,268,126.60/612,277.02
  6. Step 6: Final answer
    x = 464,577.73

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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.