Finding the Fourth Proportional to 369,753.95, 510,260.58 and 199,988.08
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Solution
The fourth proportional to 369,753.95, 510,260.58 and 199,988.08 is: 275,983.62
Step by Step Solution
- Step 1: Write the proportion equation
369,753.95 : 510,260.58 = 199,988.08 : x - Step 2: Convert to fraction form
369,753.95/510,260.58 = 199,988.08/x - Step 3: Cross multiply
369,753.95x = 510,260.58 × 199,988.08 - Step 4: Simplify right side
369,753.95x = 102,046,033,693.89 - Step 5: Solve for x
x = 102,046,033,693.89/369,753.95 - Step 6: Final answer
x = 275,983.62
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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.