Finding the Fourth Proportional to 718,408.08, 1,077,573.06 and 219,772.08
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Solution
The fourth proportional to 718,408.08, 1,077,573.06 and 219,772.08 is: 329,646.17
Step by Step Solution
- Step 1: Write the proportion equation
718,408.08 : 1,077,573.06 = 219,772.08 : x - Step 2: Convert to fraction form
718,408.08/1,077,573.06 = 219,772.08/x - Step 3: Cross multiply
718,408.08x = 1,077,573.06 × 219,772.08 - Step 4: Simplify right side
718,408.08x = 236,820,472,748.17 - Step 5: Solve for x
x = 236,820,472,748.17/718,408.08 - Step 6: Final answer
x = 329,646.17
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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.