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Finding the Fourth Proportional to 538,071.48, 807,533.46 and 301,370.04

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Solution

The fourth proportional to 538,071.48, 807,533.46 and 301,370.04 is: 452,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,071.48 : 807,533.46 = 301,370.04 : x
  2. Step 2: Convert to fraction form
    538,071.48/807,533.46 = 301,370.04/x
  3. Step 3: Cross multiply
    538,071.48x = 807,533.46 × 301,370.04
  4. Step 4: Simplify right side
    538,071.48x = 243,366,391,141.54
  5. Step 5: Solve for x
    x = 243,366,391,141.54/538,071.48
  6. Step 6: Final answer
    x = 452,293.79

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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.