Finding the Fourth Proportional to 436,710.79, 602,688.36 and 264,643.82
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Solution
The fourth proportional to 436,710.79, 602,688.36 and 264,643.82 is: 365,225.12
Step by Step Solution
- Step 1: Write the proportion equation
436,710.79 : 602,688.36 = 264,643.82 : x - Step 2: Convert to fraction form
436,710.79/602,688.36 = 264,643.82/x - Step 3: Cross multiply
436,710.79x = 602,688.36 × 264,643.82 - Step 4: Simplify right side
436,710.79x = 159,497,749,859.94 - Step 5: Solve for x
x = 159,497,749,859.94/436,710.79 - Step 6: Final answer
x = 365,225.12
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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.