Finding the Fourth Proportional to 294,802.95, 406,829.42 and 167,485.53
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Solution
The fourth proportional to 294,802.95, 406,829.42 and 167,485.53 is: 231,130.80
Step by Step Solution
- Step 1: Write the proportion equation
294,802.95 : 406,829.42 = 167,485.53 : x - Step 2: Convert to fraction form
294,802.95/406,829.42 = 167,485.53/x - Step 3: Cross multiply
294,802.95x = 406,829.42 × 167,485.53 - Step 4: Simplify right side
294,802.95x = 68,138,041,028.29 - Step 5: Solve for x
x = 68,138,041,028.29/294,802.95 - Step 6: Final answer
x = 231,130.80
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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.