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Finding the Fourth Proportional to 544,962.60, 752,046.12 and 303,268.32

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Solution

The fourth proportional to 544,962.60, 752,046.12 and 303,268.32 is: 418,509.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,962.60 : 752,046.12 = 303,268.32 : x
  2. Step 2: Convert to fraction form
    544,962.60/752,046.12 = 303,268.32/x
  3. Step 3: Cross multiply
    544,962.60x = 752,046.12 × 303,268.32
  4. Step 4: Simplify right side
    544,962.60x = 228,071,763,374.92
  5. Step 5: Solve for x
    x = 228,071,763,374.92/544,962.60
  6. Step 6: Final answer
    x = 418,509.02

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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.