Finding the Fourth Proportional to 572,000.36, 858,226.53 and 217,108.58
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Solution
The fourth proportional to 572,000.36, 858,226.53 and 217,108.58 is: 325,748.65
Step by Step Solution
- Step 1: Write the proportion equation
572,000.36 : 858,226.53 = 217,108.58 : x - Step 2: Convert to fraction form
572,000.36/858,226.53 = 217,108.58/x - Step 3: Cross multiply
572,000.36x = 858,226.53 × 217,108.58 - Step 4: Simplify right side
572,000.36x = 186,328,343,246.63 - Step 5: Solve for x
x = 186,328,343,246.63/572,000.36 - Step 6: Final answer
x = 325,748.65
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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.