Finding the Fourth Proportional to 586,839.47, 880,586.19 and 316,962.15
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Solution
The fourth proportional to 586,839.47, 880,586.19 and 316,962.15 is: 475,619.84
Step by Step Solution
- Step 1: Write the proportion equation
586,839.47 : 880,586.19 = 316,962.15 : x - Step 2: Convert to fraction form
586,839.47/880,586.19 = 316,962.15/x - Step 3: Cross multiply
586,839.47x = 880,586.19 × 316,962.15 - Step 4: Simplify right side
586,839.47x = 279,112,492,042.71 - Step 5: Solve for x
x = 279,112,492,042.71/586,839.47 - Step 6: Final answer
x = 475,619.84
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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.