Finding the Fourth Proportional to 220,326.72, 304,033.68 and 124,848.36
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Solution
The fourth proportional to 220,326.72, 304,033.68 and 124,848.36 is: 172,280.99
Step by Step Solution
- Step 1: Write the proportion equation
220,326.72 : 304,033.68 = 124,848.36 : x - Step 2: Convert to fraction form
220,326.72/304,033.68 = 124,848.36/x - Step 3: Cross multiply
220,326.72x = 304,033.68 × 124,848.36 - Step 4: Simplify right side
220,326.72x = 37,958,106,332.76 - Step 5: Solve for x
x = 37,958,106,332.76/220,326.72 - Step 6: Final answer
x = 172,280.99
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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.