Finding the Fourth Proportional to 887,662.64, 1,225,202.28 and 547,935.68
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Solution
The fourth proportional to 887,662.64, 1,225,202.28 and 547,935.68 is: 756,291.88
Step by Step Solution
- Step 1: Write the proportion equation
887,662.64 : 1,225,202.28 = 547,935.68 : x - Step 2: Convert to fraction form
887,662.64/1,225,202.28 = 547,935.68/x - Step 3: Cross multiply
887,662.64x = 1,225,202.28 × 547,935.68 - Step 4: Simplify right side
887,662.64x = 671,332,044,429.35 - Step 5: Solve for x
x = 671,332,044,429.35/887,662.64 - Step 6: Final answer
x = 756,291.88
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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.