Home / 310,314.24-465,675.48-170,171.28

Finding the Fourth Proportional to 310,314.24, 465,675.48 and 170,171.28

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Solution

The fourth proportional to 310,314.24, 465,675.48 and 170,171.28 is: 255,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,314.24 : 465,675.48 = 170,171.28 : x
  2. Step 2: Convert to fraction form
    310,314.24/465,675.48 = 170,171.28/x
  3. Step 3: Cross multiply
    310,314.24x = 465,675.48 × 170,171.28
  4. Step 4: Simplify right side
    310,314.24x = 79,244,592,496.21
  5. Step 5: Solve for x
    x = 79,244,592,496.21/310,314.24
  6. Step 6: Final answer
    x = 255,368.86

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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.