Finding the Fourth Proportional to 922,985.49, 1,384,412.63 and 249,105.18
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Solution
The fourth proportional to 922,985.49, 1,384,412.63 and 249,105.18 is: 373,640.07
Step by Step Solution
- Step 1: Write the proportion equation
922,985.49 : 1,384,412.63 = 249,105.18 : x - Step 2: Convert to fraction form
922,985.49/1,384,412.63 = 249,105.18/x - Step 3: Cross multiply
922,985.49x = 1,384,412.63 × 249,105.18 - Step 4: Simplify right side
922,985.49x = 344,864,361,336.45 - Step 5: Solve for x
x = 344,864,361,336.45/922,985.49 - Step 6: Final answer
x = 373,640.07
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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.