Finding the Fourth Proportional to 608,646.28, 839,895.14 and 367,007.08
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Solution
The fourth proportional to 608,646.28, 839,895.14 and 367,007.08 is: 506,447.62
Step by Step Solution
- Step 1: Write the proportion equation
608,646.28 : 839,895.14 = 367,007.08 : x - Step 2: Convert to fraction form
608,646.28/839,895.14 = 367,007.08/x - Step 3: Cross multiply
608,646.28x = 839,895.14 × 367,007.08 - Step 4: Simplify right side
608,646.28x = 308,247,462,837.59 - Step 5: Solve for x
x = 308,247,462,837.59/608,646.28 - Step 6: Final answer
x = 506,447.62
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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.