Finding the Fourth Proportional to 432,972.44, 597,531.21 and 251,683.80
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Solution
The fourth proportional to 432,972.44, 597,531.21 and 251,683.80 is: 347,340.65
Step by Step Solution
- Step 1: Write the proportion equation
432,972.44 : 597,531.21 = 251,683.80 : x - Step 2: Convert to fraction form
432,972.44/597,531.21 = 251,683.80/x - Step 3: Cross multiply
432,972.44x = 597,531.21 × 251,683.80 - Step 4: Simplify right side
432,972.44x = 150,388,925,551.40 - Step 5: Solve for x
x = 150,388,925,551.40/432,972.44 - Step 6: Final answer
x = 347,340.65
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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.