Finding the Fourth Proportional to 892,794.66, 1,232,536.44 and 688,397.64
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Solution
The fourth proportional to 892,794.66, 1,232,536.44 and 688,397.64 is: 950,358.70
Step by Step Solution
- Step 1: Write the proportion equation
892,794.66 : 1,232,536.44 = 688,397.64 : x - Step 2: Convert to fraction form
892,794.66/1,232,536.44 = 688,397.64/x - Step 3: Cross multiply
892,794.66x = 1,232,536.44 × 688,397.64 - Step 4: Simplify right side
892,794.66x = 848,475,176,510.00 - Step 5: Solve for x
x = 848,475,176,510.00/892,794.66 - Step 6: Final answer
x = 950,358.70
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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.