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Finding the Fourth Proportional to 310,315.59, 465,509.84 and 110,664.36

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Solution

The fourth proportional to 310,315.59, 465,509.84 and 110,664.36 is: 166,009.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,315.59 : 465,509.84 = 110,664.36 : x
  2. Step 2: Convert to fraction form
    310,315.59/465,509.84 = 110,664.36/x
  3. Step 3: Cross multiply
    310,315.59x = 465,509.84 × 110,664.36
  4. Step 4: Simplify right side
    310,315.59x = 51,515,347,963.98
  5. Step 5: Solve for x
    x = 51,515,347,963.98/310,315.59
  6. Step 6: Final answer
    x = 166,009.54

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1.5x scale

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.