Finding the Fourth Proportional to 633,261.93, 873,875.21 and 346,777.08
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Solution
The fourth proportional to 633,261.93, 873,875.21 and 346,777.08 is: 478,537.99
Step by Step Solution
- Step 1: Write the proportion equation
633,261.93 : 873,875.21 = 346,777.08 : x - Step 2: Convert to fraction form
633,261.93/873,875.21 = 346,777.08/x - Step 3: Cross multiply
633,261.93x = 873,875.21 × 346,777.08 - Step 4: Simplify right side
633,261.93x = 303,039,893,608.19 - Step 5: Solve for x
x = 303,039,893,608.19/633,261.93 - Step 6: Final answer
x = 478,537.99
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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.