Finding the Fourth Proportional to 968,639.52, 1,336,701.68 and 560,758.62
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Solution
The fourth proportional to 968,639.52, 1,336,701.68 and 560,758.62 is: 773,834.82
Step by Step Solution
- Step 1: Write the proportion equation
968,639.52 : 1,336,701.68 = 560,758.62 : x - Step 2: Convert to fraction form
968,639.52/1,336,701.68 = 560,758.62/x - Step 3: Cross multiply
968,639.52x = 1,336,701.68 × 560,758.62 - Step 4: Simplify right side
968,639.52x = 749,566,989,428.48 - Step 5: Solve for x
x = 749,566,989,428.48/968,639.52 - Step 6: Final answer
x = 773,834.82
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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.