Finding the Fourth Proportional to 439,094.41, 657,396.11 and 287,468.08
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Solution
The fourth proportional to 439,094.41, 657,396.11 and 287,468.08 is: 430,386.70
Step by Step Solution
- Step 1: Write the proportion equation
439,094.41 : 657,396.11 = 287,468.08 : x - Step 2: Convert to fraction form
439,094.41/657,396.11 = 287,468.08/x - Step 3: Cross multiply
439,094.41x = 657,396.11 × 287,468.08 - Step 4: Simplify right side
439,094.41x = 188,980,396,103.83 - Step 5: Solve for x
x = 188,980,396,103.83/439,094.41 - Step 6: Final answer
x = 430,386.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.