Finding the Fourth Proportional to 396,742.17, 594,925.65 and 153,697.08
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Solution
The fourth proportional to 396,742.17, 594,925.65 and 153,697.08 is: 230,472.95
Step by Step Solution
- Step 1: Write the proportion equation
396,742.17 : 594,925.65 = 153,697.08 : x - Step 2: Convert to fraction form
396,742.17/594,925.65 = 153,697.08/x - Step 3: Cross multiply
396,742.17x = 594,925.65 × 153,697.08 - Step 4: Simplify right side
396,742.17x = 91,438,337,453.07 - Step 5: Solve for x
x = 91,438,337,453.07/396,742.17 - Step 6: Final answer
x = 230,472.95
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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.