Finding the Fourth Proportional to 425,395.44, 587,047.68 and 234,404.88
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Solution
The fourth proportional to 425,395.44, 587,047.68 and 234,404.88 is: 323,479.82
Step by Step Solution
- Step 1: Write the proportion equation
425,395.44 : 587,047.68 = 234,404.88 : x - Step 2: Convert to fraction form
425,395.44/587,047.68 = 234,404.88/x - Step 3: Cross multiply
425,395.44x = 587,047.68 × 234,404.88 - Step 4: Simplify right side
425,395.44x = 137,606,840,984.68 - Step 5: Solve for x
x = 137,606,840,984.68/425,395.44 - Step 6: Final answer
x = 323,479.82
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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.