Finding the Fourth Proportional to 406,750.97, 609,332.28 and 193,215.02
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Solution
The fourth proportional to 406,750.97, 609,332.28 and 193,215.02 is: 289,445.28
Step by Step Solution
- Step 1: Write the proportion equation
406,750.97 : 609,332.28 = 193,215.02 : x - Step 2: Convert to fraction form
406,750.97/609,332.28 = 193,215.02/x - Step 3: Cross multiply
406,750.97x = 609,332.28 × 193,215.02 - Step 4: Simplify right side
406,750.97x = 117,732,145,620.18 - Step 5: Solve for x
x = 117,732,145,620.18/406,750.97 - Step 6: Final answer
x = 289,445.28
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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.