Finding the Fourth Proportional to 552,891.80, 829,337.70 and 272,955.80
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Solution
The fourth proportional to 552,891.80, 829,337.70 and 272,955.80 is: 409,433.70
Step by Step Solution
- Step 1: Write the proportion equation
552,891.80 : 829,337.70 = 272,955.80 : x - Step 2: Convert to fraction form
552,891.80/829,337.70 = 272,955.80/x - Step 3: Cross multiply
552,891.80x = 829,337.70 × 272,955.80 - Step 4: Simplify right side
552,891.80x = 226,372,535,373.66 - Step 5: Solve for x
x = 226,372,535,373.66/552,891.80 - Step 6: Final answer
x = 409,433.70
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1.5x scale
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.