Finding the Fourth Proportional to 340,495.76, 510,747.74 and 115,860.80
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Solution
The fourth proportional to 340,495.76, 510,747.74 and 115,860.80 is: 173,792.59
Step by Step Solution
- Step 1: Write the proportion equation
340,495.76 : 510,747.74 = 115,860.80 : x - Step 2: Convert to fraction form
340,495.76/510,747.74 = 115,860.80/x - Step 3: Cross multiply
340,495.76x = 510,747.74 × 115,860.80 - Step 4: Simplify right side
340,495.76x = 59,175,638,621.55 - Step 5: Solve for x
x = 59,175,638,621.55/340,495.76 - Step 6: Final answer
x = 173,792.59
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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.