Finding the Fourth Proportional to 523,975.68, 786,058.56 and 299,589.12
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Solution
The fourth proportional to 523,975.68, 786,058.56 and 299,589.12 is: 449,438.02
Step by Step Solution
- Step 1: Write the proportion equation
523,975.68 : 786,058.56 = 299,589.12 : x - Step 2: Convert to fraction form
523,975.68/786,058.56 = 299,589.12/x - Step 3: Cross multiply
523,975.68x = 786,058.56 × 299,589.12 - Step 4: Simplify right side
523,975.68x = 235,494,592,258.87 - Step 5: Solve for x
x = 235,494,592,258.87/523,975.68 - Step 6: Final answer
x = 449,438.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.