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Finding the Fourth Proportional to 196,352, 294,528 and 48,608

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Solution

The fourth proportional to 196,352, 294,528 and 48,608 is: 72,912

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,352 : 294,528 = 48,608 : x
  2. Step 2: Convert to fraction form
    196,352/294,528 = 48,608/x
  3. Step 3: Cross multiply
    196,352x = 294,528 × 48,608
  4. Step 4: Simplify right side
    196,352x = 14,316,417,024
  5. Step 5: Solve for x
    x = 14,316,417,024/196,352
  6. Step 6: Final answer
    x = 72,912

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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.