Finding the Fourth Proportional to 887,664.64, 1,225,205.04 and 547,937.68
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Solution
The fourth proportional to 887,664.64, 1,225,205.04 and 547,937.68 is: 756,294.64
Step by Step Solution
- Step 1: Write the proportion equation
887,664.64 : 1,225,205.04 = 547,937.68 : x - Step 2: Convert to fraction form
887,664.64/1,225,205.04 = 547,937.68/x - Step 3: Cross multiply
887,664.64x = 1,225,205.04 × 547,937.68 - Step 4: Simplify right side
887,664.64x = 671,336,007,141.91 - Step 5: Solve for x
x = 671,336,007,141.91/887,664.64 - Step 6: Final answer
x = 756,294.64
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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.