Finding the Fourth Proportional to 266,973.24, 368,427.92 and 152,265.08
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Solution
The fourth proportional to 266,973.24, 368,427.92 and 152,265.08 is: 210,128.58
Step by Step Solution
- Step 1: Write the proportion equation
266,973.24 : 368,427.92 = 152,265.08 : x - Step 2: Convert to fraction form
266,973.24/368,427.92 = 152,265.08/x - Step 3: Cross multiply
266,973.24x = 368,427.92 × 152,265.08 - Step 4: Simplify right side
266,973.24x = 56,098,706,713.03 - Step 5: Solve for x
x = 56,098,706,713.03/266,973.24 - Step 6: Final answer
x = 210,128.58
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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.