Finding the Fourth Proportional to 895,206.35, 1,233,031.42 and 688,078.62
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Solution
The fourth proportional to 895,206.35, 1,233,031.42 and 688,078.62 is: 947,739.66
Step by Step Solution
- Step 1: Write the proportion equation
895,206.35 : 1,233,031.42 = 688,078.62 : x - Step 2: Convert to fraction form
895,206.35/1,233,031.42 = 688,078.62/x - Step 3: Cross multiply
895,206.35x = 1,233,031.42 × 688,078.62 - Step 4: Simplify right side
895,206.35x = 848,422,557,890.24 - Step 5: Solve for x
x = 848,422,557,890.24/895,206.35 - Step 6: Final answer
x = 947,739.66
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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.