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Finding the Fourth Proportional to 435,039.30, 652,040.55 and 182,319.30

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Solution

The fourth proportional to 435,039.30, 652,040.55 and 182,319.30 is: 273,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,039.30 : 652,040.55 = 182,319.30 : x
  2. Step 2: Convert to fraction form
    435,039.30/652,040.55 = 182,319.30/x
  3. Step 3: Cross multiply
    435,039.30x = 652,040.55 × 182,319.30
  4. Step 4: Simplify right side
    435,039.30x = 118,879,576,647.62
  5. Step 5: Solve for x
    x = 118,879,576,647.62/435,039.30
  6. Step 6: Final answer
    x = 273,261.70

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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.