Finding the Fourth Proportional to 533,034.90, 735,517.08 and 342,306.63
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Solution
The fourth proportional to 533,034.90, 735,517.08 and 342,306.63 is: 472,337.50
Step by Step Solution
- Step 1: Write the proportion equation
533,034.90 : 735,517.08 = 342,306.63 : x - Step 2: Convert to fraction form
533,034.90/735,517.08 = 342,306.63/x - Step 3: Cross multiply
533,034.90x = 735,517.08 × 342,306.63 - Step 4: Simplify right side
533,034.90x = 251,772,372,962.24 - Step 5: Solve for x
x = 251,772,372,962.24/533,034.90 - Step 6: Final answer
x = 472,337.50
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1.5x scale
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.