Finding the Fourth Proportional to 346,771.13, 520,156.69 and 97,453.13
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Solution
The fourth proportional to 346,771.13, 520,156.69 and 97,453.13 is: 146,179.69
Step by Step Solution
- Step 1: Write the proportion equation
346,771.13 : 520,156.69 = 97,453.13 : x - Step 2: Convert to fraction form
346,771.13/520,156.69 = 97,453.13/x - Step 3: Cross multiply
346,771.13x = 520,156.69 × 97,453.13 - Step 4: Simplify right side
346,771.13x = 50,690,894,686.52 - Step 5: Solve for x
x = 50,690,894,686.52/346,771.13 - Step 6: Final answer
x = 146,179.69
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1.5x scale
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.