Home / 319,027.52-440,277.64-175,787.54

Finding the Fourth Proportional to 319,027.52, 440,277.64 and 175,787.54

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Solution

The fourth proportional to 319,027.52, 440,277.64 and 175,787.54 is: 242,597.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,027.52 : 440,277.64 = 175,787.54 : x
  2. Step 2: Convert to fraction form
    319,027.52/440,277.64 = 175,787.54/x
  3. Step 3: Cross multiply
    319,027.52x = 440,277.64 × 175,787.54
  4. Step 4: Simplify right side
    319,027.52x = 77,395,323,252.61
  5. Step 5: Solve for x
    x = 77,395,323,252.61/319,027.52
  6. Step 6: Final answer
    x = 242,597.64

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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.