Finding the Fourth Proportional to 325,122.08, 448,702.32 and 187,305.80
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Solution
The fourth proportional to 325,122.08, 448,702.32 and 187,305.80 is: 258,501.51
Step by Step Solution
- Step 1: Write the proportion equation
325,122.08 : 448,702.32 = 187,305.80 : x - Step 2: Convert to fraction form
325,122.08/448,702.32 = 187,305.80/x - Step 3: Cross multiply
325,122.08x = 448,702.32 × 187,305.80 - Step 4: Simplify right side
325,122.08x = 84,044,547,009.46 - Step 5: Solve for x
x = 84,044,547,009.46/325,122.08 - Step 6: Final answer
x = 258,501.51
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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.