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Finding the Fourth Proportional to 534,810.28, 802,004.13 and 169,940.66

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Solution

The fourth proportional to 534,810.28, 802,004.13 and 169,940.66 is: 254,843.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,810.28 : 802,004.13 = 169,940.66 : x
  2. Step 2: Convert to fraction form
    534,810.28/802,004.13 = 169,940.66/x
  3. Step 3: Cross multiply
    534,810.28x = 802,004.13 × 169,940.66
  4. Step 4: Simplify right side
    534,810.28x = 136,293,113,970.02
  5. Step 5: Solve for x
    x = 136,293,113,970.02/534,810.28
  6. Step 6: Final answer
    x = 254,843.86

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1.5x scale

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.