Finding the Fourth Proportional to 368,497.05, 508,803.09 and 362,611.71
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Solution
The fourth proportional to 368,497.05, 508,803.09 and 362,611.71 is: 500,676.89
Step by Step Solution
- Step 1: Write the proportion equation
368,497.05 : 508,803.09 = 362,611.71 : x - Step 2: Convert to fraction form
368,497.05/508,803.09 = 362,611.71/x - Step 3: Cross multiply
368,497.05x = 508,803.09 × 362,611.71 - Step 4: Simplify right side
368,497.05x = 184,497,958,518.18 - Step 5: Solve for x
x = 184,497,958,518.18/368,497.05 - Step 6: Final answer
x = 500,676.89
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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.