Finding the Fourth Proportional to 700,687.04, 966,948.02 and 378,397.08
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Solution
The fourth proportional to 700,687.04, 966,948.02 and 378,397.08 is: 522,187.92
Step by Step Solution
- Step 1: Write the proportion equation
700,687.04 : 966,948.02 = 378,397.08 : x - Step 2: Convert to fraction form
700,687.04/966,948.02 = 378,397.08/x - Step 3: Cross multiply
700,687.04x = 966,948.02 × 378,397.08 - Step 4: Simplify right side
700,687.04x = 365,890,307,279.78 - Step 5: Solve for x
x = 365,890,307,279.78/700,687.04 - Step 6: Final answer
x = 522,187.92
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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.