Finding the Fourth Proportional to 310,780.58, 465,992.26 and 150,801.53
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Solution
The fourth proportional to 310,780.58, 465,992.26 and 150,801.53 is: 226,115.62
Step by Step Solution
- Step 1: Write the proportion equation
310,780.58 : 465,992.26 = 150,801.53 : x - Step 2: Convert to fraction form
310,780.58/465,992.26 = 150,801.53/x - Step 3: Cross multiply
310,780.58x = 465,992.26 × 150,801.53 - Step 4: Simplify right side
310,780.58x = 70,272,343,069.19 - Step 5: Solve for x
x = 70,272,343,069.19/310,780.58 - Step 6: Final answer
x = 226,115.62
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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.