Finding the Fourth Proportional to 614,266.08, 921,445.76 and 209,332.44
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Solution
The fourth proportional to 614,266.08, 921,445.76 and 209,332.44 is: 314,014.55
Step by Step Solution
- Step 1: Write the proportion equation
614,266.08 : 921,445.76 = 209,332.44 : x - Step 2: Convert to fraction form
614,266.08/921,445.76 = 209,332.44/x - Step 3: Cross multiply
614,266.08x = 921,445.76 × 209,332.44 - Step 4: Simplify right side
614,266.08x = 192,888,489,268.45 - Step 5: Solve for x
x = 192,888,489,268.45/614,266.08 - Step 6: Final answer
x = 314,014.55
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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.