Finding the Fourth Proportional to 447,577.88, 617,657.47 and 246,373.88
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Solution
The fourth proportional to 447,577.88, 617,657.47 and 246,373.88 is: 339,995.95
Step by Step Solution
- Step 1: Write the proportion equation
447,577.88 : 617,657.47 = 246,373.88 : x - Step 2: Convert to fraction form
447,577.88/617,657.47 = 246,373.88/x - Step 3: Cross multiply
447,577.88x = 617,657.47 × 246,373.88 - Step 4: Simplify right side
447,577.88x = 152,174,663,690.66 - Step 5: Solve for x
x = 152,174,663,690.66/447,577.88 - Step 6: Final answer
x = 339,995.95
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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.