Finding the Fourth Proportional to 346,811.68, 520,217.52 and 97,493.68
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Solution
The fourth proportional to 346,811.68, 520,217.52 and 97,493.68 is: 146,240.52
Step by Step Solution
- Step 1: Write the proportion equation
346,811.68 : 520,217.52 = 97,493.68 : x - Step 2: Convert to fraction form
346,811.68/520,217.52 = 97,493.68/x - Step 3: Cross multiply
346,811.68x = 520,217.52 × 97,493.68 - Step 4: Simplify right side
346,811.68x = 50,717,920,425.27 - Step 5: Solve for x
x = 50,717,920,425.27/346,811.68 - Step 6: Final answer
x = 146,240.52
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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.