Finding the Fourth Proportional to 893,779.49, 1,232,258.00 and 578,891.10
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Solution
The fourth proportional to 893,779.49, 1,232,258.00 and 578,891.10 is: 798,119.89
Step by Step Solution
- Step 1: Write the proportion equation
893,779.49 : 1,232,258.00 = 578,891.10 : x - Step 2: Convert to fraction form
893,779.49/1,232,258.00 = 578,891.10/x - Step 3: Cross multiply
893,779.49x = 1,232,258.00 × 578,891.10 - Step 4: Simplify right side
893,779.49x = 713,343,190,830.31 - Step 5: Solve for x
x = 713,343,190,830.31/893,779.49 - Step 6: Final answer
x = 798,119.89
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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.