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Finding the Fourth Proportional to 473,383.60, 653,273.78 and 269,424.52

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Solution

The fourth proportional to 473,383.60, 653,273.78 and 269,424.52 is: 371,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,383.60 : 653,273.78 = 269,424.52 : x
  2. Step 2: Convert to fraction form
    473,383.60/653,273.78 = 269,424.52/x
  3. Step 3: Cross multiply
    473,383.60x = 653,273.78 × 269,424.52
  4. Step 4: Simplify right side
    473,383.60x = 176,007,974,605.09
  5. Step 5: Solve for x
    x = 176,007,974,605.09/473,383.60
  6. Step 6: Final answer
    x = 371,808.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.