Finding the Fourth Proportional to 502,344.18, 693,235.62 and 272,901.65
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Solution
The fourth proportional to 502,344.18, 693,235.62 and 272,901.65 is: 376,604.62
Step by Step Solution
- Step 1: Write the proportion equation
502,344.18 : 693,235.62 = 272,901.65 : x - Step 2: Convert to fraction form
502,344.18/693,235.62 = 272,901.65/x - Step 3: Cross multiply
502,344.18x = 693,235.62 × 272,901.65 - Step 4: Simplify right side
502,344.18x = 189,185,141,070.60 - Step 5: Solve for x
x = 189,185,141,070.60/502,344.18 - Step 6: Final answer
x = 376,604.62
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1.5x scale
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.