Finding the Fourth Proportional to 534,802.08, 802,204.50 and 135,442.90
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Solution
The fourth proportional to 534,802.08, 802,204.50 and 135,442.90 is: 203,164.70
Step by Step Solution
- Step 1: Write the proportion equation
534,802.08 : 802,204.50 = 135,442.90 : x - Step 2: Convert to fraction form
534,802.08/802,204.50 = 135,442.90/x - Step 3: Cross multiply
534,802.08x = 802,204.50 × 135,442.90 - Step 4: Simplify right side
534,802.08x = 108,652,903,873.05 - Step 5: Solve for x
x = 108,652,903,873.05/534,802.08 - Step 6: Final answer
x = 203,164.70
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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.