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Finding the Fourth Proportional to 534,800.94, 802,184.93 and 219,020.01

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Solution

The fourth proportional to 534,800.94, 802,184.93 and 219,020.01 is: 328,523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,800.94 : 802,184.93 = 219,020.01 : x
  2. Step 2: Convert to fraction form
    534,800.94/802,184.93 = 219,020.01/x
  3. Step 3: Cross multiply
    534,800.94x = 802,184.93 × 219,020.01
  4. Step 4: Simplify right side
    534,800.94x = 175,694,551,390.45
  5. Step 5: Solve for x
    x = 175,694,551,390.45/534,800.94
  6. Step 6: Final answer
    x = 328,523.27

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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.