Finding the Fourth Proportional to 310,089.26, 464,455.74 and 219,858.47
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Solution
The fourth proportional to 310,089.26, 464,455.74 and 219,858.47 is: 329,306.88
Step by Step Solution
- Step 1: Write the proportion equation
310,089.26 : 464,455.74 = 219,858.47 : x - Step 2: Convert to fraction form
310,089.26/464,455.74 = 219,858.47/x - Step 3: Cross multiply
310,089.26x = 464,455.74 × 219,858.47 - Step 4: Simplify right side
310,089.26x = 102,114,526,056.84 - Step 5: Solve for x
x = 102,114,526,056.84/310,089.26 - Step 6: Final answer
x = 329,306.88
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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.