Finding the Fourth Proportional to 634,434.76, 951,827.84 and 292,982.50
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Solution
The fourth proportional to 634,434.76, 951,827.84 and 292,982.50 is: 439,554.88
Step by Step Solution
- Step 1: Write the proportion equation
634,434.76 : 951,827.84 = 292,982.50 : x - Step 2: Convert to fraction form
634,434.76/951,827.84 = 292,982.50/x - Step 3: Cross multiply
634,434.76x = 951,827.84 × 292,982.50 - Step 4: Simplify right side
634,434.76x = 278,868,893,908.75 - Step 5: Solve for x
x = 278,868,893,908.75/634,434.76 - Step 6: Final answer
x = 439,554.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.