Finding the Fourth Proportional to 557,655.02, 836,480.84 and 158,296.13
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Solution
The fourth proportional to 557,655.02, 836,480.84 and 158,296.13 is: 237,443.71
Step by Step Solution
- Step 1: Write the proportion equation
557,655.02 : 836,480.84 = 158,296.13 : x - Step 2: Convert to fraction form
557,655.02/836,480.84 = 158,296.13/x - Step 3: Cross multiply
557,655.02x = 836,480.84 × 158,296.13 - Step 4: Simplify right side
557,655.02x = 132,411,676,004.49 - Step 5: Solve for x
x = 132,411,676,004.49/557,655.02 - Step 6: Final answer
x = 237,443.71
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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.