Finding the Fourth Proportional to 397,423.58, 596,135.53 and 97,909.99
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Solution
The fourth proportional to 397,423.58, 596,135.53 and 97,909.99 is: 146,865.02
Step by Step Solution
- Step 1: Write the proportion equation
397,423.58 : 596,135.53 = 97,909.99 : x - Step 2: Convert to fraction form
397,423.58/596,135.53 = 97,909.99/x - Step 3: Cross multiply
397,423.58x = 596,135.53 × 97,909.99 - Step 4: Simplify right side
397,423.58x = 58,367,620,800.27 - Step 5: Solve for x
x = 58,367,620,800.27/397,423.58 - Step 6: Final answer
x = 146,865.02
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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.