Finding the Fourth Proportional to 260,590.68, 390,376.98 and 179,523.41
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Solution
The fourth proportional to 260,590.68, 390,376.98 and 179,523.41 is: 268,934.42
Step by Step Solution
- Step 1: Write the proportion equation
260,590.68 : 390,376.98 = 179,523.41 : x - Step 2: Convert to fraction form
260,590.68/390,376.98 = 179,523.41/x - Step 3: Cross multiply
260,590.68x = 390,376.98 × 179,523.41 - Step 4: Simplify right side
260,590.68x = 70,081,804,683.22 - Step 5: Solve for x
x = 70,081,804,683.22/260,590.68 - Step 6: Final answer
x = 268,934.42
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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.