Finding the Fourth Proportional to 534,801.70, 802,202.55 and 239,313.70
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Solution
The fourth proportional to 534,801.70, 802,202.55 and 239,313.70 is: 358,970.55
Step by Step Solution
- Step 1: Write the proportion equation
534,801.70 : 802,202.55 = 239,313.70 : x - Step 2: Convert to fraction form
534,801.70/802,202.55 = 239,313.70/x - Step 3: Cross multiply
534,801.70x = 802,202.55 × 239,313.70 - Step 4: Simplify right side
534,801.70x = 191,978,060,389.94 - Step 5: Solve for x
x = 191,978,060,389.94/534,801.70 - Step 6: Final answer
x = 358,970.55
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Similar ratio
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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.