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Finding the Fourth Proportional to 475,014.80, 713,040.60 and 265,062.80

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Solution

The fourth proportional to 475,014.80, 713,040.60 and 265,062.80 is: 397,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,014.80 : 713,040.60 = 265,062.80 : x
  2. Step 2: Convert to fraction form
    475,014.80/713,040.60 = 265,062.80/x
  3. Step 3: Cross multiply
    475,014.80x = 713,040.60 × 265,062.80
  4. Step 4: Simplify right side
    475,014.80x = 189,000,537,949.68
  5. Step 5: Solve for x
    x = 189,000,537,949.68/475,014.80
  6. Step 6: Final answer
    x = 397,883.47

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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.