Finding the Fourth Proportional to 382,347.36, 570,294.48 and 332,031.84
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Solution
The fourth proportional to 382,347.36, 570,294.48 and 332,031.84 is: 495,245.80
Step by Step Solution
- Step 1: Write the proportion equation
382,347.36 : 570,294.48 = 332,031.84 : x - Step 2: Convert to fraction form
382,347.36/570,294.48 = 332,031.84/x - Step 3: Cross multiply
382,347.36x = 570,294.48 × 332,031.84 - Step 4: Simplify right side
382,347.36x = 189,355,925,536.24 - Step 5: Solve for x
x = 189,355,925,536.24/382,347.36 - Step 6: Final answer
x = 495,245.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.