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Finding the Third Proportional to 179,248 and 390,106

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Solution

The third proportional to 179,248 and 390,106 is: 849,006.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,248 : 390,106 = 390,106 : x
  2. Step 2: Convert to fraction form
    179,248/390,106 = 390,106/x
  3. Step 3: Cross multiply
    179,248x = 390,106 × 390,106
  4. Step 4: Simplify right side
    179,248x = 152,182,691,236
  5. Step 5: Solve for x
    x = 152,182,691,236/179,248
  6. Step 6: Final answer
    x = 849,006.36

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.