Finding the Fourth Proportional to 603,319.19, 832,587.26 and 331,393.38
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Solution
The fourth proportional to 603,319.19, 832,587.26 and 331,393.38 is: 457,326.58
Step by Step Solution
- Step 1: Write the proportion equation
603,319.19 : 832,587.26 = 331,393.38 : x - Step 2: Convert to fraction form
603,319.19/832,587.26 = 331,393.38/x - Step 3: Cross multiply
603,319.19x = 832,587.26 × 331,393.38 - Step 4: Simplify right side
603,319.19x = 275,913,901,457.17 - Step 5: Solve for x
x = 275,913,901,457.17/603,319.19 - Step 6: Final answer
x = 457,326.58
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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.