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Finding the Fourth Proportional to 443,559.52, 665,329.65 and 123,702.85

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Solution

The fourth proportional to 443,559.52, 665,329.65 and 123,702.85 is: 185,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,559.52 : 665,329.65 = 123,702.85 : x
  2. Step 2: Convert to fraction form
    443,559.52/665,329.65 = 123,702.85/x
  3. Step 3: Cross multiply
    443,559.52x = 665,329.65 × 123,702.85
  4. Step 4: Simplify right side
    443,559.52x = 82,303,173,894.50
  5. Step 5: Solve for x
    x = 82,303,173,894.50/443,559.52
  6. Step 6: Final answer
    x = 185,551.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.