Finding the Fourth Proportional to 603,303.22, 832,565.28 and 331,377.49
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Solution
The fourth proportional to 603,303.22, 832,565.28 and 331,377.49 is: 457,304.69
Step by Step Solution
- Step 1: Write the proportion equation
603,303.22 : 832,565.28 = 331,377.49 : x - Step 2: Convert to fraction form
603,303.22/832,565.28 = 331,377.49/x - Step 3: Cross multiply
603,303.22x = 832,565.28 × 331,377.49 - Step 4: Simplify right side
603,303.22x = 275,893,392,747.55 - Step 5: Solve for x
x = 275,893,392,747.55/603,303.22 - Step 6: Final answer
x = 457,304.69
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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.