Finding the Fourth Proportional to 794,660.60, 1,193,373.30 and 421,412.60
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Solution
The fourth proportional to 794,660.60, 1,193,373.30 and 421,412.60 is: 632,851.99
Step by Step Solution
- Step 1: Write the proportion equation
794,660.60 : 1,193,373.30 = 421,412.60 : x - Step 2: Convert to fraction form
794,660.60/1,193,373.30 = 421,412.60/x - Step 3: Cross multiply
794,660.60x = 1,193,373.30 × 421,412.60 - Step 4: Simplify right side
794,660.60x = 502,902,545,123.58 - Step 5: Solve for x
x = 502,902,545,123.58/794,660.60 - Step 6: Final answer
x = 632,851.99
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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.