Finding the Fourth Proportional to 746,653.68, 1,030,359.96 and 424,398.96
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Solution
The fourth proportional to 746,653.68, 1,030,359.96 and 424,398.96 is: 585,657.99
Step by Step Solution
- Step 1: Write the proportion equation
746,653.68 : 1,030,359.96 = 424,398.96 : x - Step 2: Convert to fraction form
746,653.68/1,030,359.96 = 424,398.96/x - Step 3: Cross multiply
746,653.68x = 1,030,359.96 × 424,398.96 - Step 4: Simplify right side
746,653.68x = 437,283,695,449.64 - Step 5: Solve for x
x = 437,283,695,449.64/746,653.68 - Step 6: Final answer
x = 585,657.99
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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.