Finding the Fourth Proportional to 966,982.20, 1,450,482.90 and 293,065.08
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Solution
The fourth proportional to 966,982.20, 1,450,482.90 and 293,065.08 is: 439,600.53
Step by Step Solution
- Step 1: Write the proportion equation
966,982.20 : 1,450,482.90 = 293,065.08 : x - Step 2: Convert to fraction form
966,982.20/1,450,482.90 = 293,065.08/x - Step 3: Cross multiply
966,982.20x = 1,450,482.90 × 293,065.08 - Step 4: Simplify right side
966,982.20x = 425,085,887,127.13 - Step 5: Solve for x
x = 425,085,887,127.13/966,982.20 - Step 6: Final answer
x = 439,600.53
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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.