Finding the Fourth Proportional to 898,403.40, 1,347,605.10 and 366,306.30
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Solution
The fourth proportional to 898,403.40, 1,347,605.10 and 366,306.30 is: 549,459.45
Step by Step Solution
- Step 1: Write the proportion equation
898,403.40 : 1,347,605.10 = 366,306.30 : x - Step 2: Convert to fraction form
898,403.40/1,347,605.10 = 366,306.30/x - Step 3: Cross multiply
898,403.40x = 1,347,605.10 × 366,306.30 - Step 4: Simplify right side
898,403.40x = 493,636,238,042.13 - Step 5: Solve for x
x = 493,636,238,042.13/898,403.40 - Step 6: Final answer
x = 549,459.45
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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.