Finding the Fourth Proportional to 466,076.18, 698,629.71 and 316,328.66
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Solution
The fourth proportional to 466,076.18, 698,629.71 and 316,328.66 is: 474,164.12
Step by Step Solution
- Step 1: Write the proportion equation
466,076.18 : 698,629.71 = 316,328.66 : x - Step 2: Convert to fraction form
466,076.18/698,629.71 = 316,328.66/x - Step 3: Cross multiply
466,076.18x = 698,629.71 × 316,328.66 - Step 4: Simplify right side
466,076.18x = 220,996,600,000.49 - Step 5: Solve for x
x = 220,996,600,000.49/466,076.18 - Step 6: Final answer
x = 474,164.12
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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.