Finding the Fourth Proportional to 509,297.91, 702,349.36 and 334,559.62
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Solution
The fourth proportional to 509,297.91, 702,349.36 and 334,559.62 is: 461,375.80
Step by Step Solution
- Step 1: Write the proportion equation
509,297.91 : 702,349.36 = 334,559.62 : x - Step 2: Convert to fraction form
509,297.91/702,349.36 = 334,559.62/x - Step 3: Cross multiply
509,297.91x = 702,349.36 × 334,559.62 - Step 4: Simplify right side
509,297.91x = 234,977,731,079.67 - Step 5: Solve for x
x = 234,977,731,079.67/509,297.91 - Step 6: Final answer
x = 461,375.80
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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.