Finding the Fourth Proportional to 390,566.00, 584,902.97 and 270,285.91
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Solution
The fourth proportional to 390,566.00, 584,902.97 and 270,285.91 is: 404,774.18
Step by Step Solution
- Step 1: Write the proportion equation
390,566.00 : 584,902.97 = 270,285.91 : x - Step 2: Convert to fraction form
390,566.00/584,902.97 = 270,285.91/x - Step 3: Cross multiply
390,566.00x = 584,902.97 × 270,285.91 - Step 4: Simplify right side
390,566.00x = 158,091,034,518.48 - Step 5: Solve for x
x = 158,091,034,518.48/390,566.00 - Step 6: Final answer
x = 404,774.18
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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.