Finding the Fourth Proportional to 532,738.08, 735,177.60 and 306,426.24
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Solution
The fourth proportional to 532,738.08, 735,177.60 and 306,426.24 is: 422,867.66
Step by Step Solution
- Step 1: Write the proportion equation
532,738.08 : 735,177.60 = 306,426.24 : x - Step 2: Convert to fraction form
532,738.08/735,177.60 = 306,426.24/x - Step 3: Cross multiply
532,738.08x = 735,177.60 × 306,426.24 - Step 4: Simplify right side
532,738.08x = 225,277,707,700.22 - Step 5: Solve for x
x = 225,277,707,700.22/532,738.08 - Step 6: Final answer
x = 422,867.66
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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.