Finding the Fourth Proportional to 608,055.08, 839,110.02 and 339,783.08
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Solution
The fourth proportional to 608,055.08, 839,110.02 and 339,783.08 is: 468,897.30
Step by Step Solution
- Step 1: Write the proportion equation
608,055.08 : 839,110.02 = 339,783.08 : x - Step 2: Convert to fraction form
608,055.08/839,110.02 = 339,783.08/x - Step 3: Cross multiply
608,055.08x = 839,110.02 × 339,783.08 - Step 4: Simplify right side
608,055.08x = 285,115,387,054.46 - Step 5: Solve for x
x = 285,115,387,054.46/608,055.08 - Step 6: Final answer
x = 468,897.30
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1.5x scale
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.