Home / 538,964.60-808,562.10-165,025.40

Finding the Fourth Proportional to 538,964.60, 808,562.10 and 165,025.40

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Solution

The fourth proportional to 538,964.60, 808,562.10 and 165,025.40 is: 247,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,964.60 : 808,562.10 = 165,025.40 : x
  2. Step 2: Convert to fraction form
    538,964.60/808,562.10 = 165,025.40/x
  3. Step 3: Cross multiply
    538,964.60x = 808,562.10 × 165,025.40
  4. Step 4: Simplify right side
    538,964.60x = 133,433,283,977.34
  5. Step 5: Solve for x
    x = 133,433,283,977.34/538,964.60
  6. Step 6: Final answer
    x = 247,573.37

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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.