Finding the Fourth Proportional to 866,013.24, 1,195,050.06 and 478,806.26
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Solution
The fourth proportional to 866,013.24, 1,195,050.06 and 478,806.26 is: 660,725.97
Step by Step Solution
- Step 1: Write the proportion equation
866,013.24 : 1,195,050.06 = 478,806.26 : x - Step 2: Convert to fraction form
866,013.24/1,195,050.06 = 478,806.26/x - Step 3: Cross multiply
866,013.24x = 1,195,050.06 × 478,806.26 - Step 4: Simplify right side
866,013.24x = 572,197,443,766.13 - Step 5: Solve for x
x = 572,197,443,766.13/866,013.24 - Step 6: Final answer
x = 660,725.97
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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.