Finding the Fourth Proportional to 512,594.84, 707,402.36 and 294,803.66
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Solution
The fourth proportional to 512,594.84, 707,402.36 and 294,803.66 is: 406,841.41
Step by Step Solution
- Step 1: Write the proportion equation
512,594.84 : 707,402.36 = 294,803.66 : x - Step 2: Convert to fraction form
512,594.84/707,402.36 = 294,803.66/x - Step 3: Cross multiply
512,594.84x = 707,402.36 × 294,803.66 - Step 4: Simplify right side
512,594.84x = 208,544,805,115.13 - Step 5: Solve for x
x = 208,544,805,115.13/512,594.84 - Step 6: Final answer
x = 406,841.41
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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.