Finding the Fourth Proportional to 1,029,449.13, 1,544,379.84 and 355,555.05
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Solution
The fourth proportional to 1,029,449.13, 1,544,379.84 and 355,555.05 is: 533,403.77
Step by Step Solution
- Step 1: Write the proportion equation
1,029,449.13 : 1,544,379.84 = 355,555.05 : x - Step 2: Convert to fraction form
1,029,449.13/1,544,379.84 = 355,555.05/x - Step 3: Cross multiply
1,029,449.13x = 1,544,379.84 × 355,555.05 - Step 4: Simplify right side
1,029,449.13x = 549,112,051,230.19 - Step 5: Solve for x
x = 549,112,051,230.19/1,029,449.13 - Step 6: Final answer
x = 533,403.77
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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.