Finding the Fourth Proportional to 319,068.24, 440,317.08 and 175,833.42
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Solution
The fourth proportional to 319,068.24, 440,317.08 and 175,833.42 is: 242,651.72
Step by Step Solution
- Step 1: Write the proportion equation
319,068.24 : 440,317.08 = 175,833.42 : x - Step 2: Convert to fraction form
319,068.24/440,317.08 = 175,833.42/x - Step 3: Cross multiply
319,068.24x = 440,317.08 × 175,833.42 - Step 4: Simplify right side
319,068.24x = 77,422,458,060.81 - Step 5: Solve for x
x = 77,422,458,060.81/319,068.24 - Step 6: Final answer
x = 242,651.72
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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.