Finding the Fourth Proportional to 383,135.64, 574,703.58 and 158,248.92
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Solution
The fourth proportional to 383,135.64, 574,703.58 and 158,248.92 is: 237,373.43
Step by Step Solution
- Step 1: Write the proportion equation
383,135.64 : 574,703.58 = 158,248.92 : x - Step 2: Convert to fraction form
383,135.64/574,703.58 = 158,248.92/x - Step 3: Cross multiply
383,135.64x = 574,703.58 × 158,248.92 - Step 4: Simplify right side
383,135.64x = 90,946,220,855.13 - Step 5: Solve for x
x = 90,946,220,855.13/383,135.64 - Step 6: Final answer
x = 237,373.43
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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.