Finding the Fourth Proportional to 762,928.41, 1,053,715.01 and 502,448.12
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Solution
The fourth proportional to 762,928.41, 1,053,715.01 and 502,448.12 is: 693,953.88
Step by Step Solution
- Step 1: Write the proportion equation
762,928.41 : 1,053,715.01 = 502,448.12 : x - Step 2: Convert to fraction form
762,928.41/1,053,715.01 = 502,448.12/x - Step 3: Cross multiply
762,928.41x = 1,053,715.01 × 502,448.12 - Step 4: Simplify right side
762,928.41x = 529,437,129,680.69 - Step 5: Solve for x
x = 529,437,129,680.69/762,928.41 - Step 6: Final answer
x = 693,953.88
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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.