Finding the Fourth Proportional to 895,873.88, 1,236,306.02 and 493,465.88
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Solution
The fourth proportional to 895,873.88, 1,236,306.02 and 493,465.88 is: 680,982.94
Step by Step Solution
- Step 1: Write the proportion equation
895,873.88 : 1,236,306.02 = 493,465.88 : x - Step 2: Convert to fraction form
895,873.88/1,236,306.02 = 493,465.88/x - Step 3: Cross multiply
895,873.88x = 1,236,306.02 × 493,465.88 - Step 4: Simplify right side
895,873.88x = 610,074,829,459.74 - Step 5: Solve for x
x = 610,074,829,459.74/895,873.88 - Step 6: Final answer
x = 680,982.94
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1.5x scale
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.