Finding the Fourth Proportional to 509,946.71, 764,575.00 and 285,462.09
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Solution
The fourth proportional to 509,946.71, 764,575.00 and 285,462.09 is: 427,999.97
Step by Step Solution
- Step 1: Write the proportion equation
509,946.71 : 764,575.00 = 285,462.09 : x - Step 2: Convert to fraction form
509,946.71/764,575.00 = 285,462.09/x - Step 3: Cross multiply
509,946.71x = 764,575.00 × 285,462.09 - Step 4: Simplify right side
509,946.71x = 218,257,176,748.10 - Step 5: Solve for x
x = 218,257,176,748.10/509,946.71 - Step 6: Final answer
x = 427,999.97
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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.