Finding the Fourth Proportional to 412,302.84, 569,048.94 and 242,544.12
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Solution
The fourth proportional to 412,302.84, 569,048.94 and 242,544.12 is: 334,752.66
Step by Step Solution
- Step 1: Write the proportion equation
412,302.84 : 569,048.94 = 242,544.12 : x - Step 2: Convert to fraction form
412,302.84/569,048.94 = 242,544.12/x - Step 3: Cross multiply
412,302.84x = 569,048.94 × 242,544.12 - Step 4: Simplify right side
412,302.84x = 138,019,474,389.23 - Step 5: Solve for x
x = 138,019,474,389.23/412,302.84 - Step 6: Final answer
x = 334,752.66
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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.