Finding the Fourth Proportional to 425,564.37, 587,278.68 and 234,580.95
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Solution
The fourth proportional to 425,564.37, 587,278.68 and 234,580.95 is: 323,721.63
Step by Step Solution
- Step 1: Write the proportion equation
425,564.37 : 587,278.68 = 234,580.95 : x - Step 2: Convert to fraction form
425,564.37/587,278.68 = 234,580.95/x - Step 3: Cross multiply
425,564.37x = 587,278.68 × 234,580.95 - Step 4: Simplify right side
425,564.37x = 137,764,390,669.15 - Step 5: Solve for x
x = 137,764,390,669.15/425,564.37 - Step 6: Final answer
x = 323,721.63
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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.