Finding the Fourth Proportional to 436,763.23, 602,732.98 and 245,776.79
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Solution
The fourth proportional to 436,763.23, 602,732.98 and 245,776.79 is: 339,171.81
Step by Step Solution
- Step 1: Write the proportion equation
436,763.23 : 602,732.98 = 245,776.79 : x - Step 2: Convert to fraction form
436,763.23/602,732.98 = 245,776.79/x - Step 3: Cross multiply
436,763.23x = 602,732.98 × 245,776.79 - Step 4: Simplify right side
436,763.23x = 148,137,777,051.53 - Step 5: Solve for x
x = 148,137,777,051.53/436,763.23 - Step 6: Final answer
x = 339,171.81
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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.