Finding the Fourth Proportional to 473,149.81, 651,289.42 and 412,613.65
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Solution
The fourth proportional to 473,149.81, 651,289.42 and 412,613.65 is: 567,961.56
Step by Step Solution
- Step 1: Write the proportion equation
473,149.81 : 651,289.42 = 412,613.65 : x - Step 2: Convert to fraction form
473,149.81/651,289.42 = 412,613.65/x - Step 3: Cross multiply
473,149.81x = 651,289.42 × 412,613.65 - Step 4: Simplify right side
473,149.81x = 268,730,904,792.58 - Step 5: Solve for x
x = 268,730,904,792.58/473,149.81 - Step 6: Final answer
x = 567,961.56
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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.