Finding the Fourth Proportional to 539,035.40, 808,553.10 and 183,963.80
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Solution
The fourth proportional to 539,035.40, 808,553.10 and 183,963.80 is: 275,945.70
Step by Step Solution
- Step 1: Write the proportion equation
539,035.40 : 808,553.10 = 183,963.80 : x - Step 2: Convert to fraction form
539,035.40/808,553.10 = 183,963.80/x - Step 3: Cross multiply
539,035.40x = 808,553.10 × 183,963.80 - Step 4: Simplify right side
539,035.40x = 148,744,500,777.78 - Step 5: Solve for x
x = 148,744,500,777.78/539,035.40 - Step 6: Final answer
x = 275,945.70
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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.