Finding the Fourth Proportional to 425,616.82, 587,352.99 and 234,626.02
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Solution
The fourth proportional to 425,616.82, 587,352.99 and 234,626.02 is: 323,784.89
Step by Step Solution
- Step 1: Write the proportion equation
425,616.82 : 587,352.99 = 234,626.02 : x - Step 2: Convert to fraction form
425,616.82/587,352.99 = 234,626.02/x - Step 3: Cross multiply
425,616.82x = 587,352.99 × 234,626.02 - Step 4: Simplify right side
425,616.82x = 137,808,294,378.80 - Step 5: Solve for x
x = 137,808,294,378.80/425,616.82 - Step 6: Final answer
x = 323,784.89
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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.