Finding the Fourth Proportional to 347,133.94, 520,598.84 and 147,452.74
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Solution
The fourth proportional to 347,133.94, 520,598.84 and 147,452.74 is: 221,135.75
Step by Step Solution
- Step 1: Write the proportion equation
347,133.94 : 520,598.84 = 147,452.74 : x - Step 2: Convert to fraction form
347,133.94/520,598.84 = 147,452.74/x - Step 3: Cross multiply
347,133.94x = 520,598.84 × 147,452.74 - Step 4: Simplify right side
347,133.94x = 76,763,723,164.46 - Step 5: Solve for x
x = 76,763,723,164.46/347,133.94 - Step 6: Final answer
x = 221,135.75
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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.