Finding the Fourth Proportional to 413,937.03, 620,386.13 and 177,001.09
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Solution
The fourth proportional to 413,937.03, 620,386.13 and 177,001.09 is: 265,279.53
Step by Step Solution
- Step 1: Write the proportion equation
413,937.03 : 620,386.13 = 177,001.09 : x - Step 2: Convert to fraction form
413,937.03/620,386.13 = 177,001.09/x - Step 3: Cross multiply
413,937.03x = 620,386.13 × 177,001.09 - Step 4: Simplify right side
413,937.03x = 109,809,020,345.88 - Step 5: Solve for x
x = 109,809,020,345.88/413,937.03 - Step 6: Final answer
x = 265,279.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.