Finding the Fourth Proportional to 539,351.29, 744,291.06 and 297,630.70
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Solution
The fourth proportional to 539,351.29, 744,291.06 and 297,630.70 is: 410,722.79
Step by Step Solution
- Step 1: Write the proportion equation
539,351.29 : 744,291.06 = 297,630.70 : x - Step 2: Convert to fraction form
539,351.29/744,291.06 = 297,630.70/x - Step 3: Cross multiply
539,351.29x = 744,291.06 × 297,630.70 - Step 4: Simplify right side
539,351.29x = 221,523,869,191.54 - Step 5: Solve for x
x = 221,523,869,191.54/539,351.29 - Step 6: Final answer
x = 410,722.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.