Finding the Fourth Proportional to 545,691.70, 818,337.99 and 208,565.65
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Solution
The fourth proportional to 545,691.70, 818,337.99 and 208,565.65 is: 312,772.20
Step by Step Solution
- Step 1: Write the proportion equation
545,691.70 : 818,337.99 = 208,565.65 : x - Step 2: Convert to fraction form
545,691.70/818,337.99 = 208,565.65/x - Step 3: Cross multiply
545,691.70x = 818,337.99 × 208,565.65 - Step 4: Simplify right side
545,691.70x = 170,677,194,804.04 - Step 5: Solve for x
x = 170,677,194,804.04/545,691.70 - Step 6: Final answer
x = 312,772.20
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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.