Finding the Fourth Proportional to 746,639.40, 1,119,959.10 and 706,204.20
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Solution
The fourth proportional to 746,639.40, 1,119,959.10 and 706,204.20 is: 1,059,306.30
Step by Step Solution
- Step 1: Write the proportion equation
746,639.40 : 1,119,959.10 = 706,204.20 : x - Step 2: Convert to fraction form
746,639.40/1,119,959.10 = 706,204.20/x - Step 3: Cross multiply
746,639.40x = 1,119,959.10 × 706,204.20 - Step 4: Simplify right side
746,639.40x = 790,919,820,248.22 - Step 5: Solve for x
x = 790,919,820,248.22/746,639.40 - Step 6: Final answer
x = 1,059,306.30
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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.