Finding the Fourth Proportional to 898,397.20, 1,346,430.36 and 365,297.68
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Solution
The fourth proportional to 898,397.20, 1,346,430.36 and 365,297.68 is: 547,472.64
Step by Step Solution
- Step 1: Write the proportion equation
898,397.20 : 1,346,430.36 = 365,297.68 : x - Step 2: Convert to fraction form
898,397.20/1,346,430.36 = 365,297.68/x - Step 3: Cross multiply
898,397.20x = 1,346,430.36 × 365,297.68 - Step 4: Simplify right side
898,397.20x = 491,847,886,789.57 - Step 5: Solve for x
x = 491,847,886,789.57/898,397.20 - Step 6: Final answer
x = 547,472.64
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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.