Finding the Fourth Proportional to 436,569.68, 602,459.88 and 242,976.08
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Solution
The fourth proportional to 436,569.68, 602,459.88 and 242,976.08 is: 335,303.50
Step by Step Solution
- Step 1: Write the proportion equation
436,569.68 : 602,459.88 = 242,976.08 : x - Step 2: Convert to fraction form
436,569.68/602,459.88 = 242,976.08/x - Step 3: Cross multiply
436,569.68x = 602,459.88 × 242,976.08 - Step 4: Simplify right side
436,569.68x = 146,383,339,999.67 - Step 5: Solve for x
x = 146,383,339,999.67/436,569.68 - Step 6: Final answer
x = 335,303.50
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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.