Finding the Fourth Proportional to 585,423.27, 807,873.62 and 330,768.99
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Solution
The fourth proportional to 585,423.27, 807,873.62 and 330,768.99 is: 456,455.27
Step by Step Solution
- Step 1: Write the proportion equation
585,423.27 : 807,873.62 = 330,768.99 : x - Step 2: Convert to fraction form
585,423.27/807,873.62 = 330,768.99/x - Step 3: Cross multiply
585,423.27x = 807,873.62 × 330,768.99 - Step 4: Simplify right side
585,423.27x = 267,219,539,681.20 - Step 5: Solve for x
x = 267,219,539,681.20/585,423.27 - Step 6: Final answer
x = 456,455.27
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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.