Finding the Fourth Proportional to 514,526.97, 771,790.76 and 214,844.19
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Solution
The fourth proportional to 514,526.97, 771,790.76 and 214,844.19 is: 322,266.41
Step by Step Solution
- Step 1: Write the proportion equation
514,526.97 : 771,790.76 = 214,844.19 : x - Step 2: Convert to fraction form
514,526.97/771,790.76 = 214,844.19/x - Step 3: Cross multiply
514,526.97x = 771,790.76 × 214,844.19 - Step 4: Simplify right side
514,526.97x = 165,814,760,681.68 - Step 5: Solve for x
x = 165,814,760,681.68/514,526.97 - Step 6: Final answer
x = 322,266.41
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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.