Finding the Fourth Proportional to 570,154.88, 855,214.68 and 270,850.88
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Solution
The fourth proportional to 570,154.88, 855,214.68 and 270,850.88 is: 406,267.94
Step by Step Solution
- Step 1: Write the proportion equation
570,154.88 : 855,214.68 = 270,850.88 : x - Step 2: Convert to fraction form
570,154.88/855,214.68 = 270,850.88/x - Step 3: Cross multiply
570,154.88x = 855,214.68 × 270,850.88 - Step 4: Simplify right side
570,154.88x = 231,635,648,666.92 - Step 5: Solve for x
x = 231,635,648,666.92/570,154.88 - Step 6: Final answer
x = 406,267.94
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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.