Finding the Fourth Proportional to 429,408.06, 592,609.95 and 248,153.19
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Solution
The fourth proportional to 429,408.06, 592,609.95 and 248,153.19 is: 342,466.91
Step by Step Solution
- Step 1: Write the proportion equation
429,408.06 : 592,609.95 = 248,153.19 : x - Step 2: Convert to fraction form
429,408.06/592,609.95 = 248,153.19/x - Step 3: Cross multiply
429,408.06x = 592,609.95 × 248,153.19 - Step 4: Simplify right side
429,408.06x = 147,058,049,518.24 - Step 5: Solve for x
x = 147,058,049,518.24/429,408.06 - Step 6: Final answer
x = 342,466.91
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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.