Finding the Fourth Proportional to 437,926.08, 656,889.12 and 105,502.08
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Solution
The fourth proportional to 437,926.08, 656,889.12 and 105,502.08 is: 158,253.12
Step by Step Solution
- Step 1: Write the proportion equation
437,926.08 : 656,889.12 = 105,502.08 : x - Step 2: Convert to fraction form
437,926.08/656,889.12 = 105,502.08/x - Step 3: Cross multiply
437,926.08x = 656,889.12 × 105,502.08 - Step 4: Simplify right side
437,926.08x = 69,303,168,489.37 - Step 5: Solve for x
x = 69,303,168,489.37/437,926.08 - Step 6: Final answer
x = 158,253.12
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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.