Finding the Fourth Proportional to 608,184.31, 839,110.14 and 424,417.99
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Solution
The fourth proportional to 608,184.31, 839,110.14 and 424,417.99 is: 585,568.28
Step by Step Solution
- Step 1: Write the proportion equation
608,184.31 : 839,110.14 = 424,417.99 : x - Step 2: Convert to fraction form
608,184.31/839,110.14 = 424,417.99/x - Step 3: Cross multiply
608,184.31x = 839,110.14 × 424,417.99 - Step 4: Simplify right side
608,184.31x = 356,133,439,007.42 - Step 5: Solve for x
x = 356,133,439,007.42/608,184.31 - Step 6: Final answer
x = 585,568.28
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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.