Finding the Fourth Proportional to 502,110.18, 692,909.70 and 272,665.62
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Solution
The fourth proportional to 502,110.18, 692,909.70 and 272,665.62 is: 376,277.28
Step by Step Solution
- Step 1: Write the proportion equation
502,110.18 : 692,909.70 = 272,665.62 : x - Step 2: Convert to fraction form
502,110.18/692,909.70 = 272,665.62/x - Step 3: Cross multiply
502,110.18x = 692,909.70 × 272,665.62 - Step 4: Simplify right side
502,110.18x = 188,932,652,954.51 - Step 5: Solve for x
x = 188,932,652,954.51/502,110.18 - Step 6: Final answer
x = 376,277.28
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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.