Finding the Fourth Proportional to 540,718.66, 745,943.73 and 349,793.62
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Solution
The fourth proportional to 540,718.66, 745,943.73 and 349,793.62 is: 482,554.75
Step by Step Solution
- Step 1: Write the proportion equation
540,718.66 : 745,943.73 = 349,793.62 : x - Step 2: Convert to fraction form
540,718.66/745,943.73 = 349,793.62/x - Step 3: Cross multiply
540,718.66x = 745,943.73 × 349,793.62 - Step 4: Simplify right side
540,718.66x = 260,926,357,633.00 - Step 5: Solve for x
x = 260,926,357,633.00/540,718.66 - Step 6: Final answer
x = 482,554.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.