Finding the Fourth Proportional to 902,417.01, 1,245,901.74 and 580,686.24
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Solution
The fourth proportional to 902,417.01, 1,245,901.74 and 580,686.24 is: 801,711.39
Step by Step Solution
- Step 1: Write the proportion equation
902,417.01 : 1,245,901.74 = 580,686.24 : x - Step 2: Convert to fraction form
902,417.01/1,245,901.74 = 580,686.24/x - Step 3: Cross multiply
902,417.01x = 1,245,901.74 × 580,686.24 - Step 4: Simplify right side
902,417.01x = 723,477,996,810.06 - Step 5: Solve for x
x = 723,477,996,810.06/902,417.01 - Step 6: Final answer
x = 801,711.39
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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.