Finding the Fourth Proportional to 960,935.63, 1,442,272.77 and 512,035.65
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Solution
The fourth proportional to 960,935.63, 1,442,272.77 and 512,035.65 is: 768,516.70
Step by Step Solution
- Step 1: Write the proportion equation
960,935.63 : 1,442,272.77 = 512,035.65 : x - Step 2: Convert to fraction form
960,935.63/1,442,272.77 = 512,035.65/x - Step 3: Cross multiply
960,935.63x = 1,442,272.77 × 512,035.65 - Step 4: Simplify right side
960,935.63x = 738,495,075,264.25 - Step 5: Solve for x
x = 738,495,075,264.25/960,935.63 - Step 6: Final answer
x = 768,516.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.