Finding the Fourth Proportional to 375,136.09, 517,687.74 and 203,054.02
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Solution
The fourth proportional to 375,136.09, 517,687.74 and 203,054.02 is: 280,214.51
Step by Step Solution
- Step 1: Write the proportion equation
375,136.09 : 517,687.74 = 203,054.02 : x - Step 2: Convert to fraction form
375,136.09/517,687.74 = 203,054.02/x - Step 3: Cross multiply
375,136.09x = 517,687.74 × 203,054.02 - Step 4: Simplify right side
375,136.09x = 105,118,576,711.72 - Step 5: Solve for x
x = 105,118,576,711.72/375,136.09 - Step 6: Final answer
x = 280,214.51
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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.