Finding the Fourth Proportional to 671,200.81, 926,095.08 and 395,569.99
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Solution
The fourth proportional to 671,200.81, 926,095.08 and 395,569.99 is: 545,791.09
Step by Step Solution
- Step 1: Write the proportion equation
671,200.81 : 926,095.08 = 395,569.99 : x - Step 2: Convert to fraction form
671,200.81/926,095.08 = 395,569.99/x - Step 3: Cross multiply
671,200.81x = 926,095.08 × 395,569.99 - Step 4: Simplify right side
671,200.81x = 366,335,421,534.65 - Step 5: Solve for x
x = 366,335,421,534.65/671,200.81 - Step 6: Final answer
x = 545,791.09
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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.