Finding the Fourth Proportional to 254,005.47, 350,587.04 and 186,120.99
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Solution
The fourth proportional to 254,005.47, 350,587.04 and 186,120.99 is: 256,890.55
Step by Step Solution
- Step 1: Write the proportion equation
254,005.47 : 350,587.04 = 186,120.99 : x - Step 2: Convert to fraction form
254,005.47/350,587.04 = 186,120.99/x - Step 3: Cross multiply
254,005.47x = 350,587.04 × 186,120.99 - Step 4: Simplify right side
254,005.47x = 65,251,606,035.36 - Step 5: Solve for x
x = 65,251,606,035.36/254,005.47 - Step 6: Final answer
x = 256,890.55
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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.