Finding the Fourth Proportional to 585,474.08, 807,957.60 and 317,202.08
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Solution
The fourth proportional to 585,474.08, 807,957.60 and 317,202.08 is: 437,740.70
Step by Step Solution
- Step 1: Write the proportion equation
585,474.08 : 807,957.60 = 317,202.08 : x - Step 2: Convert to fraction form
585,474.08/807,957.60 = 317,202.08/x - Step 3: Cross multiply
585,474.08x = 807,957.60 × 317,202.08 - Step 4: Simplify right side
585,474.08x = 256,285,831,271.81 - Step 5: Solve for x
x = 256,285,831,271.81/585,474.08 - Step 6: Final answer
x = 437,740.70
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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.