Finding the Fourth Proportional to 898,494.36, 1,347,934.92 and 258,793.68
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Solution
The fourth proportional to 898,494.36, 1,347,934.92 and 258,793.68 is: 388,246.22
Step by Step Solution
- Step 1: Write the proportion equation
898,494.36 : 1,347,934.92 = 258,793.68 : x - Step 2: Convert to fraction form
898,494.36/1,347,934.92 = 258,793.68/x - Step 3: Cross multiply
898,494.36x = 1,347,934.92 × 258,793.68 - Step 4: Simplify right side
898,494.36x = 348,837,038,347.31 - Step 5: Solve for x
x = 348,837,038,347.31/898,494.36 - Step 6: Final answer
x = 388,246.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.