Finding the Fourth Proportional to 688,954.14, 1,033,555.14 and 283,920.84
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Solution
The fourth proportional to 688,954.14, 1,033,555.14 and 283,920.84 is: 425,932.33
Step by Step Solution
- Step 1: Write the proportion equation
688,954.14 : 1,033,555.14 = 283,920.84 : x - Step 2: Convert to fraction form
688,954.14/1,033,555.14 = 283,920.84/x - Step 3: Cross multiply
688,954.14x = 1,033,555.14 × 283,920.84 - Step 4: Simplify right side
688,954.14x = 293,447,843,535.12 - Step 5: Solve for x
x = 293,447,843,535.12/688,954.14 - Step 6: Final answer
x = 425,932.33
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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.