Finding the Fourth Proportional to 746,159.40, 1,119,239.10 and 537,762.60
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Solution
The fourth proportional to 746,159.40, 1,119,239.10 and 537,762.60 is: 806,643.90
Step by Step Solution
- Step 1: Write the proportion equation
746,159.40 : 1,119,239.10 = 537,762.60 : x - Step 2: Convert to fraction form
746,159.40/1,119,239.10 = 537,762.60/x - Step 3: Cross multiply
746,159.40x = 1,119,239.10 × 537,762.60 - Step 4: Simplify right side
746,159.40x = 601,884,928,437.66 - Step 5: Solve for x
x = 601,884,928,437.66/746,159.40 - Step 6: Final answer
x = 806,643.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.