Finding the Fourth Proportional to 343,594.44, 515,142.45 and 230,995.53
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Solution
The fourth proportional to 343,594.44, 515,142.45 and 230,995.53 is: 346,325.75
Step by Step Solution
- Step 1: Write the proportion equation
343,594.44 : 515,142.45 = 230,995.53 : x - Step 2: Convert to fraction form
343,594.44/515,142.45 = 230,995.53/x - Step 3: Cross multiply
343,594.44x = 515,142.45 × 230,995.53 - Step 4: Simplify right side
343,594.44x = 118,995,603,263.25 - Step 5: Solve for x
x = 118,995,603,263.25/343,594.44 - Step 6: Final answer
x = 346,325.75
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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.