Finding the Fourth Proportional to 406,710.08, 609,941.95 and 122,325.09
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Solution
The fourth proportional to 406,710.08, 609,941.95 and 122,325.09 is: 183,450.58
Step by Step Solution
- Step 1: Write the proportion equation
406,710.08 : 609,941.95 = 122,325.09 : x - Step 2: Convert to fraction form
406,710.08/609,941.95 = 122,325.09/x - Step 3: Cross multiply
406,710.08x = 609,941.95 × 122,325.09 - Step 4: Simplify right side
406,710.08x = 74,611,201,335.43 - Step 5: Solve for x
x = 74,611,201,335.43/406,710.08 - Step 6: Final answer
x = 183,450.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.