Finding the Fourth Proportional to 425,980.11, 587,852.61 and 234,993.99
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Solution
The fourth proportional to 425,980.11, 587,852.61 and 234,993.99 is: 324,291.74
Step by Step Solution
- Step 1: Write the proportion equation
425,980.11 : 587,852.61 = 234,993.99 : x - Step 2: Convert to fraction form
425,980.11/587,852.61 = 234,993.99/x - Step 3: Cross multiply
425,980.11x = 587,852.61 × 234,993.99 - Step 4: Simplify right side
425,980.11x = 138,141,830,355.81 - Step 5: Solve for x
x = 138,141,830,355.81/425,980.11 - Step 6: Final answer
x = 324,291.74
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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.