Finding the Fourth Proportional to 576,528.72, 865,324.71 and 292,418.70
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Solution
The fourth proportional to 576,528.72, 865,324.71 and 292,418.70 is: 438,897.70
Step by Step Solution
- Step 1: Write the proportion equation
576,528.72 : 865,324.71 = 292,418.70 : x - Step 2: Convert to fraction form
576,528.72/865,324.71 = 292,418.70/x - Step 3: Cross multiply
576,528.72x = 865,324.71 × 292,418.70 - Step 4: Simplify right side
576,528.72x = 253,037,126,776.08 - Step 5: Solve for x
x = 253,037,126,776.08/576,528.72 - Step 6: Final answer
x = 438,897.70
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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.