Finding the Fourth Proportional to 615,169.80, 922,754.70 and 366,337.80
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Solution
The fourth proportional to 615,169.80, 922,754.70 and 366,337.80 is: 549,506.70
Step by Step Solution
- Step 1: Write the proportion equation
615,169.80 : 922,754.70 = 366,337.80 : x - Step 2: Convert to fraction form
615,169.80/922,754.70 = 366,337.80/x - Step 3: Cross multiply
615,169.80x = 922,754.70 × 366,337.80 - Step 4: Simplify right side
615,169.80x = 338,039,926,737.66 - Step 5: Solve for x
x = 338,039,926,737.66/615,169.80 - Step 6: Final answer
x = 549,506.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.