Finding the Fourth Proportional to 577,856.89, 866,827.02 and 178,445.99
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Solution
The fourth proportional to 577,856.89, 866,827.02 and 178,445.99 is: 267,681.85
Step by Step Solution
- Step 1: Write the proportion equation
577,856.89 : 866,827.02 = 178,445.99 : x - Step 2: Convert to fraction form
577,856.89/866,827.02 = 178,445.99/x - Step 3: Cross multiply
577,856.89x = 866,827.02 × 178,445.99 - Step 4: Simplify right side
577,856.89x = 154,681,802,699.23 - Step 5: Solve for x
x = 154,681,802,699.23/577,856.89 - Step 6: Final answer
x = 267,681.85
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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.