Finding the Fourth Proportional to 902,092.91, 1,244,888.11 and 539,516.71
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Solution
The fourth proportional to 902,092.91, 1,244,888.11 and 539,516.71 is: 744,532.99
Step by Step Solution
- Step 1: Write the proportion equation
902,092.91 : 1,244,888.11 = 539,516.71 : x - Step 2: Convert to fraction form
902,092.91/1,244,888.11 = 539,516.71/x - Step 3: Cross multiply
902,092.91x = 1,244,888.11 × 539,516.71 - Step 4: Simplify right side
902,092.91x = 671,637,929,618.55 - Step 5: Solve for x
x = 671,637,929,618.55/902,092.91 - Step 6: Final answer
x = 744,532.99
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1.5x scale
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.