Finding the Fourth Proportional to 472,602.68, 652,165.79 and 268,625.31
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Solution
The fourth proportional to 472,602.68, 652,165.79 and 268,625.31 is: 370,688.20
Step by Step Solution
- Step 1: Write the proportion equation
472,602.68 : 652,165.79 = 268,625.31 : x - Step 2: Convert to fraction form
472,602.68/652,165.79 = 268,625.31/x - Step 3: Cross multiply
472,602.68x = 652,165.79 × 268,625.31 - Step 4: Simplify right side
472,602.68x = 175,188,237,510.15 - Step 5: Solve for x
x = 175,188,237,510.15/472,602.68 - Step 6: Final answer
x = 370,688.20
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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.