Finding the Fourth Proportional to 456,235.74, 629,683.43 and 265,359.83
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Solution
The fourth proportional to 456,235.74, 629,683.43 and 265,359.83 is: 366,241.99
Step by Step Solution
- Step 1: Write the proportion equation
456,235.74 : 629,683.43 = 265,359.83 : x - Step 2: Convert to fraction form
456,235.74/629,683.43 = 265,359.83/x - Step 3: Cross multiply
456,235.74x = 629,683.43 × 265,359.83 - Step 4: Simplify right side
456,235.74x = 167,092,683,463.40 - Step 5: Solve for x
x = 167,092,683,463.40/456,235.74 - Step 6: Final answer
x = 366,241.99
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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.