Finding the Fourth Proportional to 513,207.20, 769,590.62 and 176,281.76
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Solution
The fourth proportional to 513,207.20, 769,590.62 and 176,281.76 is: 264,347.01
Step by Step Solution
- Step 1: Write the proportion equation
513,207.20 : 769,590.62 = 176,281.76 : x - Step 2: Convert to fraction form
513,207.20/769,590.62 = 176,281.76/x - Step 3: Cross multiply
513,207.20x = 769,590.62 × 176,281.76 - Step 4: Simplify right side
513,207.20x = 135,664,788,973.09 - Step 5: Solve for x
x = 135,664,788,973.09/513,207.20 - Step 6: Final answer
x = 264,347.01
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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.