Finding the Fourth Proportional to 577,088.25, 869,571.42 and 474,211.77
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Solution
The fourth proportional to 577,088.25, 869,571.42 and 474,211.77 is: 714,554.49
Step by Step Solution
- Step 1: Write the proportion equation
577,088.25 : 869,571.42 = 474,211.77 : x - Step 2: Convert to fraction form
577,088.25/869,571.42 = 474,211.77/x - Step 3: Cross multiply
577,088.25x = 869,571.42 × 474,211.77 - Step 4: Simplify right side
577,088.25x = 412,360,996,686.23 - Step 5: Solve for x
x = 412,360,996,686.23/577,088.25 - Step 6: Final answer
x = 714,554.49
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.