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Finding the Fourth Proportional to 350,447.52, 525,368.04 and 297,485.52

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Solution

The fourth proportional to 350,447.52, 525,368.04 and 297,485.52 is: 445,970.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,447.52 : 525,368.04 = 297,485.52 : x
  2. Step 2: Convert to fraction form
    350,447.52/525,368.04 = 297,485.52/x
  3. Step 3: Cross multiply
    350,447.52x = 525,368.04 × 297,485.52
  4. Step 4: Simplify right side
    350,447.52x = 156,289,384,570.78
  5. Step 5: Solve for x
    x = 156,289,384,570.78/350,447.52
  6. Step 6: Final answer
    x = 445,970.87

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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.