Finding the Fourth Proportional to 610,195.06, 842,054.70 and 338,258.08
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Solution
The fourth proportional to 610,195.06, 842,054.70 and 338,258.08 is: 466,788.12
Step by Step Solution
- Step 1: Write the proportion equation
610,195.06 : 842,054.70 = 338,258.08 : x - Step 2: Convert to fraction form
610,195.06/842,054.70 = 338,258.08/x - Step 3: Cross multiply
610,195.06x = 842,054.70 × 338,258.08 - Step 4: Simplify right side
610,195.06x = 284,831,806,076.98 - Step 5: Solve for x
x = 284,831,806,076.98/610,195.06 - Step 6: Final answer
x = 466,788.12
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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.