Finding the Fourth Proportional to 375,373.12, 518,027.52 and 205,616.80
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Solution
The fourth proportional to 375,373.12, 518,027.52 and 205,616.80 is: 283,758.09
Step by Step Solution
- Step 1: Write the proportion equation
375,373.12 : 518,027.52 = 205,616.80 : x - Step 2: Convert to fraction form
375,373.12/518,027.52 = 205,616.80/x - Step 3: Cross multiply
375,373.12x = 518,027.52 × 205,616.80 - Step 4: Simplify right side
375,373.12x = 106,515,160,974.34 - Step 5: Solve for x
x = 106,515,160,974.34/375,373.12 - Step 6: Final answer
x = 283,758.09
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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.