Finding the Fourth Proportional to 697,506.36, 1,046,269.26 and 198,870.36
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Solution
The fourth proportional to 697,506.36, 1,046,269.26 and 198,870.36 is: 298,308.31
Step by Step Solution
- Step 1: Write the proportion equation
697,506.36 : 1,046,269.26 = 198,870.36 : x - Step 2: Convert to fraction form
697,506.36/1,046,269.26 = 198,870.36/x - Step 3: Cross multiply
697,506.36x = 1,046,269.26 × 198,870.36 - Step 4: Simplify right side
697,506.36x = 208,071,944,393.13 - Step 5: Solve for x
x = 208,071,944,393.13/697,506.36 - Step 6: Final answer
x = 298,308.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.