Finding the Fourth Proportional to 446,403.96, 616,041.99 and 242,456.85
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Solution
The fourth proportional to 446,403.96, 616,041.99 and 242,456.85 is: 334,592.91
Step by Step Solution
- Step 1: Write the proportion equation
446,403.96 : 616,041.99 = 242,456.85 : x - Step 2: Convert to fraction form
446,403.96/616,041.99 = 242,456.85/x - Step 3: Cross multiply
446,403.96x = 616,041.99 × 242,456.85 - Step 4: Simplify right side
446,403.96x = 149,363,600,363.13 - Step 5: Solve for x
x = 149,363,600,363.13/446,403.96 - Step 6: Final answer
x = 334,592.91
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1.5x scale
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.