Finding the Fourth Proportional to 370,803.52, 511,712.40 and 201,038.08
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Solution
The fourth proportional to 370,803.52, 511,712.40 and 201,038.08 is: 277,434.47
Step by Step Solution
- Step 1: Write the proportion equation
370,803.52 : 511,712.40 = 201,038.08 : x - Step 2: Convert to fraction form
370,803.52/511,712.40 = 201,038.08/x - Step 3: Cross multiply
370,803.52x = 511,712.40 × 201,038.08 - Step 4: Simplify right side
370,803.52x = 102,873,678,408.19 - Step 5: Solve for x
x = 102,873,678,408.19/370,803.52 - Step 6: Final answer
x = 277,434.47
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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.