Finding the Fourth Proportional to 690,110.16, 952,725.84 and 484,011.48
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Solution
The fourth proportional to 690,110.16, 952,725.84 and 484,011.48 is: 668,198.02
Step by Step Solution
- Step 1: Write the proportion equation
690,110.16 : 952,725.84 = 484,011.48 : x - Step 2: Convert to fraction form
690,110.16/952,725.84 = 484,011.48/x - Step 3: Cross multiply
690,110.16x = 952,725.84 × 484,011.48 - Step 4: Simplify right side
690,110.16x = 461,130,243,852.64 - Step 5: Solve for x
x = 461,130,243,852.64/690,110.16 - Step 6: Final answer
x = 668,198.02
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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.