Finding the Fourth Proportional to 493,306.69, 680,763.23 and 266,952.19
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Solution
The fourth proportional to 493,306.69, 680,763.23 and 266,952.19 is: 368,394.02
Step by Step Solution
- Step 1: Write the proportion equation
493,306.69 : 680,763.23 = 266,952.19 : x - Step 2: Convert to fraction form
493,306.69/680,763.23 = 266,952.19/x - Step 3: Cross multiply
493,306.69x = 680,763.23 × 266,952.19 - Step 4: Simplify right side
493,306.69x = 181,731,235,119.97 - Step 5: Solve for x
x = 181,731,235,119.97/493,306.69 - Step 6: Final answer
x = 368,394.02
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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.