Finding the Fourth Proportional to 676,549.76, 933,639.08 and 370,637.27
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Solution
The fourth proportional to 676,549.76, 933,639.08 and 370,637.27 is: 511,479.65
Step by Step Solution
- Step 1: Write the proportion equation
676,549.76 : 933,639.08 = 370,637.27 : x - Step 2: Convert to fraction form
676,549.76/933,639.08 = 370,637.27/x - Step 3: Cross multiply
676,549.76x = 933,639.08 × 370,637.27 - Step 4: Simplify right side
676,549.76x = 346,041,433,255.13 - Step 5: Solve for x
x = 346,041,433,255.13/676,549.76 - Step 6: Final answer
x = 511,479.65
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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.