Finding the Fourth Proportional to 292,164.68, 438,247.02 and 70,548.68
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Solution
The fourth proportional to 292,164.68, 438,247.02 and 70,548.68 is: 105,823.02
Step by Step Solution
- Step 1: Write the proportion equation
292,164.68 : 438,247.02 = 70,548.68 : x - Step 2: Convert to fraction form
292,164.68/438,247.02 = 70,548.68/x - Step 3: Cross multiply
292,164.68x = 438,247.02 × 70,548.68 - Step 4: Simplify right side
292,164.68x = 30,917,748,774.93 - Step 5: Solve for x
x = 30,917,748,774.93/292,164.68 - Step 6: Final answer
x = 105,823.02
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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.