Finding the Fourth Proportional to 319,093.98, 440,347.48 and 175,854.14
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Solution
The fourth proportional to 319,093.98, 440,347.48 and 175,854.14 is: 242,677.49
Step by Step Solution
- Step 1: Write the proportion equation
319,093.98 : 440,347.48 = 175,854.14 : x - Step 2: Convert to fraction form
319,093.98/440,347.48 = 175,854.14/x - Step 3: Cross multiply
319,093.98x = 440,347.48 × 175,854.14 - Step 4: Simplify right side
319,093.98x = 77,436,927,396.57 - Step 5: Solve for x
x = 77,436,927,396.57/319,093.98 - Step 6: Final answer
x = 242,677.49
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1.5x scale
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.