Finding the Fourth Proportional to 665,918.02, 918,970.41 and 364,112.02
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Solution
The fourth proportional to 665,918.02, 918,970.41 and 364,112.02 is: 502,476.52
Step by Step Solution
- Step 1: Write the proportion equation
665,918.02 : 918,970.41 = 364,112.02 : x - Step 2: Convert to fraction form
665,918.02/918,970.41 = 364,112.02/x - Step 3: Cross multiply
665,918.02x = 918,970.41 × 364,112.02 - Step 4: Simplify right side
665,918.02x = 334,608,172,305.33 - Step 5: Solve for x
x = 334,608,172,305.33/665,918.02 - Step 6: Final answer
x = 502,476.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.