Finding the Fourth Proportional to 319,177.65, 440,465.04 and 175,940.09
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Solution
The fourth proportional to 319,177.65, 440,465.04 and 175,940.09 is: 242,797.26
Step by Step Solution
- Step 1: Write the proportion equation
319,177.65 : 440,465.04 = 175,940.09 : x - Step 2: Convert to fraction form
319,177.65/440,465.04 = 175,940.09/x - Step 3: Cross multiply
319,177.65x = 440,465.04 × 175,940.09 - Step 4: Simplify right side
319,177.65x = 77,495,458,779.45 - Step 5: Solve for x
x = 77,495,458,779.45/319,177.65 - Step 6: Final answer
x = 242,797.26
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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.