Finding the Fourth Proportional to 963,925.95, 1,330,139.48 and 534,224.19
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Solution
The fourth proportional to 963,925.95, 1,330,139.48 and 534,224.19 is: 737,185.97
Step by Step Solution
- Step 1: Write the proportion equation
963,925.95 : 1,330,139.48 = 534,224.19 : x - Step 2: Convert to fraction form
963,925.95/1,330,139.48 = 534,224.19/x - Step 3: Cross multiply
963,925.95x = 1,330,139.48 × 534,224.19 - Step 4: Simplify right side
963,925.95x = 710,592,683,618.90 - Step 5: Solve for x
x = 710,592,683,618.90/963,925.95 - Step 6: Final answer
x = 737,185.97
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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.