Finding the Fourth Proportional to 941,613.12, 1,411,960.41 and 334,195.74
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Solution
The fourth proportional to 941,613.12, 1,411,960.41 and 334,195.74 is: 501,130.61
Step by Step Solution
- Step 1: Write the proportion equation
941,613.12 : 1,411,960.41 = 334,195.74 : x - Step 2: Convert to fraction form
941,613.12/1,411,960.41 = 334,195.74/x - Step 3: Cross multiply
941,613.12x = 1,411,960.41 × 334,195.74 - Step 4: Simplify right side
941,613.12x = 471,871,154,070.65 - Step 5: Solve for x
x = 471,871,154,070.65/941,613.12 - Step 6: Final answer
x = 501,130.61
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1.5x scale
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.