Finding the Fourth Proportional to 382,211.80, 573,317.70 and 97,901.80
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Solution
The fourth proportional to 382,211.80, 573,317.70 and 97,901.80 is: 146,852.70
Step by Step Solution
- Step 1: Write the proportion equation
382,211.80 : 573,317.70 = 97,901.80 : x - Step 2: Convert to fraction form
382,211.80/573,317.70 = 97,901.80/x - Step 3: Cross multiply
382,211.80x = 573,317.70 × 97,901.80 - Step 4: Simplify right side
382,211.80x = 56,128,834,801.86 - Step 5: Solve for x
x = 56,128,834,801.86/382,211.80 - Step 6: Final answer
x = 146,852.70
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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.