Finding the Fourth Proportional to 665,373.88, 998,068.74 and 185,572.49
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Solution
The fourth proportional to 665,373.88, 998,068.74 and 185,572.49 is: 278,360.94
Step by Step Solution
- Step 1: Write the proportion equation
665,373.88 : 998,068.74 = 185,572.49 : x - Step 2: Convert to fraction form
665,373.88/998,068.74 = 185,572.49/x - Step 3: Cross multiply
665,373.88x = 998,068.74 × 185,572.49 - Step 4: Simplify right side
665,373.88x = 185,214,101,272.96 - Step 5: Solve for x
x = 185,214,101,272.96/665,373.88 - Step 6: Final answer
x = 278,360.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.