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Finding the Fourth Proportional to 343,184.00, 473,433.73 and 215,929.76

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Solution

The fourth proportional to 343,184.00, 473,433.73 and 215,929.76 is: 297,882.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,184.00 : 473,433.73 = 215,929.76 : x
  2. Step 2: Convert to fraction form
    343,184.00/473,433.73 = 215,929.76/x
  3. Step 3: Cross multiply
    343,184.00x = 473,433.73 × 215,929.76
  4. Step 4: Simplify right side
    343,184.00x = 102,228,428,787.81
  5. Step 5: Solve for x
    x = 102,228,428,787.81/343,184.00
  6. Step 6: Final answer
    x = 297,882.27

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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.