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Finding the Fourth Proportional to 538,070.48, 807,531.96 and 301,369.04

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Solution

The fourth proportional to 538,070.48, 807,531.96 and 301,369.04 is: 452,292.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,070.48 : 807,531.96 = 301,369.04 : x
  2. Step 2: Convert to fraction form
    538,070.48/807,531.96 = 301,369.04/x
  3. Step 3: Cross multiply
    538,070.48x = 807,531.96 × 301,369.04
  4. Step 4: Simplify right side
    538,070.48x = 243,365,131,554.52
  5. Step 5: Solve for x
    x = 243,365,131,554.52/538,070.48
  6. Step 6: Final answer
    x = 452,292.29

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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.