Finding the Fourth Proportional to 576,730.99, 795,873.25 and 318,602.34
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Solution
The fourth proportional to 576,730.99, 795,873.25 and 318,602.34 is: 439,662.66
Step by Step Solution
- Step 1: Write the proportion equation
576,730.99 : 795,873.25 = 318,602.34 : x - Step 2: Convert to fraction form
576,730.99/795,873.25 = 318,602.34/x - Step 3: Cross multiply
576,730.99x = 795,873.25 × 318,602.34 - Step 4: Simplify right side
576,730.99x = 253,567,079,793.41 - Step 5: Solve for x
x = 253,567,079,793.41/576,730.99 - Step 6: Final answer
x = 439,662.66
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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.