Finding the Fourth Proportional to 227,907.13, 314,511.84 and 127,305.13
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Solution
The fourth proportional to 227,907.13, 314,511.84 and 127,305.13 is: 175,681.08
Step by Step Solution
- Step 1: Write the proportion equation
227,907.13 : 314,511.84 = 127,305.13 : x - Step 2: Convert to fraction form
227,907.13/314,511.84 = 127,305.13/x - Step 3: Cross multiply
227,907.13x = 314,511.84 × 127,305.13 - Step 4: Simplify right side
227,907.13x = 40,038,970,677.74 - Step 5: Solve for x
x = 40,038,970,677.74/227,907.13 - Step 6: Final answer
x = 175,681.08
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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.