Finding the Fourth Proportional to 922,174.89, 1,272,598.84 and 514,277.17
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Solution
The fourth proportional to 922,174.89, 1,272,598.84 and 514,277.17 is: 709,701.09
Step by Step Solution
- Step 1: Write the proportion equation
922,174.89 : 1,272,598.84 = 514,277.17 : x - Step 2: Convert to fraction form
922,174.89/1,272,598.84 = 514,277.17/x - Step 3: Cross multiply
922,174.89x = 1,272,598.84 × 514,277.17 - Step 4: Simplify right side
922,174.89x = 654,468,522,331.80 - Step 5: Solve for x
x = 654,468,522,331.80/922,174.89 - Step 6: Final answer
x = 709,701.09
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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.