Finding the Fourth Proportional to 403,829.52, 557,251.48 and 231,800.08
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Solution
The fourth proportional to 403,829.52, 557,251.48 and 231,800.08 is: 319,865.02
Step by Step Solution
- Step 1: Write the proportion equation
403,829.52 : 557,251.48 = 231,800.08 : x - Step 2: Convert to fraction form
403,829.52/557,251.48 = 231,800.08/x - Step 3: Cross multiply
403,829.52x = 557,251.48 × 231,800.08 - Step 4: Simplify right side
403,829.52x = 129,170,937,644.12 - Step 5: Solve for x
x = 129,170,937,644.12/403,829.52 - Step 6: Final answer
x = 319,865.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.