Finding the Fourth Proportional to 860,990.00, 1,188,177.09 and 473,849.99
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Solution
The fourth proportional to 860,990.00, 1,188,177.09 and 473,849.99 is: 653,918.97
Step by Step Solution
- Step 1: Write the proportion equation
860,990.00 : 1,188,177.09 = 473,849.99 : x - Step 2: Convert to fraction form
860,990.00/1,188,177.09 = 473,849.99/x - Step 3: Cross multiply
860,990.00x = 1,188,177.09 × 473,849.99 - Step 4: Simplify right side
860,990.00x = 563,017,693,904.59 - Step 5: Solve for x
x = 563,017,693,904.59/860,990.00 - Step 6: Final answer
x = 653,918.97
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.