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Finding the Fourth Proportional to 355,608, 533,412 and 92,952

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Solution

The fourth proportional to 355,608, 533,412 and 92,952 is: 139,428

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,608 : 533,412 = 92,952 : x
  2. Step 2: Convert to fraction form
    355,608/533,412 = 92,952/x
  3. Step 3: Cross multiply
    355,608x = 533,412 × 92,952
  4. Step 4: Simplify right side
    355,608x = 49,581,712,224
  5. Step 5: Solve for x
    x = 49,581,712,224/355,608
  6. Step 6: Final answer
    x = 139,428

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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.