Finding the Fourth Proportional to 1,172,587.80, 1,757,686.80 and 498,239.11
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Solution
The fourth proportional to 1,172,587.80, 1,757,686.80 and 498,239.11 is: 746,850.95
Step by Step Solution
- Step 1: Write the proportion equation
1,172,587.80 : 1,757,686.80 = 498,239.11 : x - Step 2: Convert to fraction form
1,172,587.80/1,757,686.80 = 498,239.11/x - Step 3: Cross multiply
1,172,587.80x = 1,757,686.80 × 498,239.11 - Step 4: Simplify right side
1,172,587.80x = 875,748,310,956.25 - Step 5: Solve for x
x = 875,748,310,956.25/1,172,587.80 - Step 6: Final answer
x = 746,850.95
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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.