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Finding the Third Proportional to 164,076 and 358,522

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Solution

The third proportional to 164,076 and 358,522 is: 783,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,076 : 358,522 = 358,522 : x
  2. Step 2: Convert to fraction form
    164,076/358,522 = 358,522/x
  3. Step 3: Cross multiply
    164,076x = 358,522 × 358,522
  4. Step 4: Simplify right side
    164,076x = 128,538,024,484
  5. Step 5: Solve for x
    x = 128,538,024,484/164,076
  6. Step 6: Final answer
    x = 783,405.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.