Finding the Fourth Proportional to 689,232.17, 1,033,848.71 and 215,954.44
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Solution
The fourth proportional to 689,232.17, 1,033,848.71 and 215,954.44 is: 323,931.80
Step by Step Solution
- Step 1: Write the proportion equation
689,232.17 : 1,033,848.71 = 215,954.44 : x - Step 2: Convert to fraction form
689,232.17/1,033,848.71 = 215,954.44/x - Step 3: Cross multiply
689,232.17x = 1,033,848.71 × 215,954.44 - Step 4: Simplify right side
689,232.17x = 223,264,217,572.95 - Step 5: Solve for x
x = 223,264,217,572.95/689,232.17 - Step 6: Final answer
x = 323,931.80
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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.