Finding the Fourth Proportional to 446,747.86, 616,516.80 and 242,798.79
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Solution
The fourth proportional to 446,747.86, 616,516.80 and 242,798.79 is: 335,064.92
Step by Step Solution
- Step 1: Write the proportion equation
446,747.86 : 616,516.80 = 242,798.79 : x - Step 2: Convert to fraction form
446,747.86/616,516.80 = 242,798.79/x - Step 3: Cross multiply
446,747.86x = 616,516.80 × 242,798.79 - Step 4: Simplify right side
446,747.86x = 149,689,533,054.67 - Step 5: Solve for x
x = 149,689,533,054.67/446,747.86 - Step 6: Final answer
x = 335,064.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.