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Finding the Fourth Proportional to 295,428.84, 443,050.31 and 95,702.88

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Solution

The fourth proportional to 295,428.84, 443,050.31 and 95,702.88 is: 143,524.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,428.84 : 443,050.31 = 95,702.88 : x
  2. Step 2: Convert to fraction form
    295,428.84/443,050.31 = 95,702.88/x
  3. Step 3: Cross multiply
    295,428.84x = 443,050.31 × 95,702.88
  4. Step 4: Simplify right side
    295,428.84x = 42,401,190,651.89
  5. Step 5: Solve for x
    x = 42,401,190,651.89/295,428.84
  6. Step 6: Final answer
    x = 143,524.21

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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.