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Finding the Fourth Proportional to 295,124.30, 443,131.95 and 235,783.70

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Solution

The fourth proportional to 295,124.30, 443,131.95 and 235,783.70 is: 354,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,124.30 : 443,131.95 = 235,783.70 : x
  2. Step 2: Convert to fraction form
    295,124.30/443,131.95 = 235,783.70/x
  3. Step 3: Cross multiply
    295,124.30x = 443,131.95 × 235,783.70
  4. Step 4: Simplify right side
    295,124.30x = 104,483,290,759.22
  5. Step 5: Solve for x
    x = 104,483,290,759.22/295,124.30
  6. Step 6: Final answer
    x = 354,031.47

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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.