Finding the Fourth Proportional to 447,995.95, 618,234.14 and 246,791.95
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Solution
The fourth proportional to 447,995.95, 618,234.14 and 246,791.95 is: 340,572.74
Step by Step Solution
- Step 1: Write the proportion equation
447,995.95 : 618,234.14 = 246,791.95 : x - Step 2: Convert to fraction form
447,995.95/618,234.14 = 246,791.95/x - Step 3: Cross multiply
447,995.95x = 618,234.14 × 246,791.95 - Step 4: Simplify right side
447,995.95x = 152,575,204,642.04 - Step 5: Solve for x
x = 152,575,204,642.04/447,995.95 - Step 6: Final answer
x = 340,572.74
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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.