Finding the Fourth Proportional to 425,599.50, 587,331.36 and 234,619.74
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Solution
The fourth proportional to 425,599.50, 587,331.36 and 234,619.74 is: 323,777.47
Step by Step Solution
- Step 1: Write the proportion equation
425,599.50 : 587,331.36 = 234,619.74 : x - Step 2: Convert to fraction form
425,599.50/587,331.36 = 234,619.74/x - Step 3: Cross multiply
425,599.50x = 587,331.36 × 234,619.74 - Step 4: Simplify right side
425,599.50x = 137,799,530,977.05 - Step 5: Solve for x
x = 137,799,530,977.05/425,599.50 - Step 6: Final answer
x = 323,777.47
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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.