Finding the Fourth Proportional to 528,843.18, 791,510.58 and 481,567.53
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Solution
The fourth proportional to 528,843.18, 791,510.58 and 481,567.53 is: 720,753.92
Step by Step Solution
- Step 1: Write the proportion equation
528,843.18 : 791,510.58 = 481,567.53 : x - Step 2: Convert to fraction form
528,843.18/791,510.58 = 481,567.53/x - Step 3: Cross multiply
528,843.18x = 791,510.58 × 481,567.53 - Step 4: Simplify right side
528,843.18x = 381,165,794,979.47 - Step 5: Solve for x
x = 381,165,794,979.47/528,843.18 - Step 6: Final answer
x = 720,753.92
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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.