Finding the Fourth Proportional to 626,365.08, 864,386.14 and 339,885.19
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Solution
The fourth proportional to 626,365.08, 864,386.14 and 339,885.19 is: 469,042.83
Step by Step Solution
- Step 1: Write the proportion equation
626,365.08 : 864,386.14 = 339,885.19 : x - Step 2: Convert to fraction form
626,365.08/864,386.14 = 339,885.19/x - Step 3: Cross multiply
626,365.08x = 864,386.14 × 339,885.19 - Step 4: Simplify right side
626,365.08x = 293,792,047,427.27 - Step 5: Solve for x
x = 293,792,047,427.27/626,365.08 - Step 6: Final answer
x = 469,042.83
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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.