Finding the Fourth Proportional to 516,727.08, 775,105.20 and 142,750.08
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Solution
The fourth proportional to 516,727.08, 775,105.20 and 142,750.08 is: 214,129.15
Step by Step Solution
- Step 1: Write the proportion equation
516,727.08 : 775,105.20 = 142,750.08 : x - Step 2: Convert to fraction form
516,727.08/775,105.20 = 142,750.08/x - Step 3: Cross multiply
516,727.08x = 775,105.20 × 142,750.08 - Step 4: Simplify right side
516,727.08x = 110,646,329,308.42 - Step 5: Solve for x
x = 110,646,329,308.42/516,727.08 - Step 6: Final answer
x = 214,129.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.