Finding the Fourth Proportional to 934,536.08, 1,290,231.24 and 608,160.08
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Solution
The fourth proportional to 934,536.08, 1,290,231.24 and 608,160.08 is: 839,632.79
Step by Step Solution
- Step 1: Write the proportion equation
934,536.08 : 1,290,231.24 = 608,160.08 : x - Step 2: Convert to fraction form
934,536.08/1,290,231.24 = 608,160.08/x - Step 3: Cross multiply
934,536.08x = 1,290,231.24 × 608,160.08 - Step 4: Simplify right side
934,536.08x = 784,667,134,136.90 - Step 5: Solve for x
x = 784,667,134,136.90/934,536.08 - Step 6: Final answer
x = 839,632.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.