Finding the Fourth Proportional to 576,551.88, 865,221.48 and 202,574.88
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Solution
The fourth proportional to 576,551.88, 865,221.48 and 202,574.88 is: 304,000.63
Step by Step Solution
- Step 1: Write the proportion equation
576,551.88 : 865,221.48 = 202,574.88 : x - Step 2: Convert to fraction form
576,551.88/865,221.48 = 202,574.88/x - Step 3: Cross multiply
576,551.88x = 865,221.48 × 202,574.88 - Step 4: Simplify right side
576,551.88x = 175,272,137,484.42 - Step 5: Solve for x
x = 175,272,137,484.42/576,551.88 - Step 6: Final answer
x = 304,000.63
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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.