Finding the Fourth Proportional to 459,935.68, 634,711.08 and 258,731.68
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Solution
The fourth proportional to 459,935.68, 634,711.08 and 258,731.68 is: 357,049.63
Step by Step Solution
- Step 1: Write the proportion equation
459,935.68 : 634,711.08 = 258,731.68 : x - Step 2: Convert to fraction form
459,935.68/634,711.08 = 258,731.68/x - Step 3: Cross multiply
459,935.68x = 634,711.08 × 258,731.68 - Step 4: Simplify right side
459,935.68x = 164,219,864,043.01 - Step 5: Solve for x
x = 164,219,864,043.01/459,935.68 - Step 6: Final answer
x = 357,049.63
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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.